This is a list of rivers and significant streams in the U.S. state

U.S. state

A U.S. state is any one of the 50 federated states of the United States of America that share sovereignty with the federal government. Because of this shared sovereignty, an American is a citizen both of the federal entity and of his or her state of domicile. Four states use the official title of...

 of New Hampshire

New Hampshire

New Hampshire is a state in the New England region of the northeastern United States of America. The state was named after the southern English county of Hampshire. It is bordered by Massachusetts to the south, Vermont to the west, Maine and the Atlantic Ocean to the east, and the Canadian...

.

All watercourses named "River" (freshwater or tidal) are listed here, as well as other streams which are either subject to the New Hampshire Comprehensive Shoreland Protection Act or are more than 10 miles (16.1 km) long. New Hampshire rivers and streams qualify for state shoreland protection (and are listed here in bold) if they are fourth-order or larger water bodies, based on the Strahler

Strahler Stream Order

In mathematics, the Strahler number or Horton–Strahler number of a mathematical tree is a numerical measure of its branching complexity....

 method of stream order classification.

Alphabetically

• Ammonoosuc River
  Ammonoosuc River
  The Ammonoosuc River is a river, 55 mi long, in northwestern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound. "Ammonoosuc" is Abnaki for "small, narrow fishing place"....
  
  
• Androscoggin River
  Androscoggin River
  The Androscoggin River is a river in the U.S. states of Maine and New Hampshire, in northern New England. It is long and joins the Kennebec River at Merrymeeting Bay in Maine before its water empties into the Gulf of Maine on the Atlantic Ocean. Its drainage basin is in area...
  
  
• Ashuelot River
  Ashuelot River
  The Ashuelot River is a tributary of the Connecticut River, approximately long, in southwestern New Hampshire in the United States. It drains a mountainous area of , including much of the area known as the Monadnock Region...
  
  
• Baboosic Brook
  Baboosic Brook
  Baboosic Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
  
  
• Back River
  Back River (Powwow River)
  The Back River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Powwow River, part of the Merrimack River watershed. Approximately of the river are in New Hampshire, with the remaining in Massachusetts....
  
  
• Baker River
  Baker River (New Hampshire)
  The Baker River, or Asquamchumauke, is a river in the White Mountains region of New Hampshire, the United States. It rises on the south side of Mount Moosilauke and runs south and east to empty into the Pemigewasset River in Plymouth. The river traverses the towns of Warren, Wentworth, and...
  
  
• Bean River
  Bean River
  The Bean River is a 7.4 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the North River, part of the Lamprey River/Great Bay/Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Bear Brook
  Bear Brook (Suncook River)
  Bear Brook is a stream located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed. Its entire course is within Bear Brook State Park....
  
  
• Bearcamp River
  Bearcamp River
  The Bearcamp River is a 26.3 mile long river at the southern edge of the White Mountains in New Hampshire, the United States. It is the largest tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
  
  
• Beards Brook
  Beards Brook
  Beards Brook or Beard Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the North Branch of the Contoocook River, part of the Merrimack River watershed....
  
  
• Beaver Brook
  Beaver Brook (Merrimack River)
  Beaver Brook is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
  
  
• Beebe River
  Beebe River
  The Beebe River is a river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
  
  
• Beech River
  Beech River (New Hampshire)
  The Beech River is a 13.1 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Pine River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
  
  
• Bellamy River
  Bellamy River
  The Bellamy River, in Strafford County, southeastern New Hampshire, is a tributary of the Piscataqua River about long. It rises in Swains Lake in Barrington, west of Dover...
  
  
• Berrys River
  Berrys River
  The Berrys River is a 12.9 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Isinglass River, part of the Cocheco River/Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Big River
  Big River (New Hampshire)
  The Big River is a river located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed....
  
  
• Black Brook
  Black Brook (Merrimack River)
  Black Brook is an stream located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
  
  
• Blackwater River (Contoocook River)
  Blackwater River (Contoocook River)
  The Blackwater River is a river located in central New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
  
  
• Blackwater River (Massachusetts-New Hampshire)
• Blow-me-down Brook
  Blow-me-down Brook
  Blow-me-down Brook is a 12.8 mile long stream located in western New Hampshire in the United States.  It is a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Branch River
  Branch River (New Hampshire)
  The Branch River is an 11.9 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Salmon Falls River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Browns River
• Chickwolnepy Stream
  Chickwolnepy Stream
  Chickwolnepy Stream is a 14.2 mile long river in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Clear Stream
  Clear Stream
  Clear Stream is an 11.8 mile long river in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Chocorua River
  Chocorua River
  The Chocorua River is a river located in eastern New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
  
  
• Cocheco River
• Cockermouth River
  Cockermouth River
  The Cockermouth River is a stream located in central New Hampshire in the United States. It is the longest tributary of Newfound Lake, part of the Pemigewasset River and ultimately Merrimack River watersheds...
  
  
• Cohas Brook
  Cohas Brook
  Cohas Brook is a river located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
  
  
• Cold River (Bearcamp River)
  Cold River (Bearcamp River)
  The Cold River is an 11.9 mile long river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee River and Saco River watersheds...
  
  
• Cold River (Connecticut River)
  Cold River (Connecticut River)
  The Cold River is a 22.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Cold River (Maine – New Hampshire)
• Connecticut River
  Connecticut River
  The Connecticut River is the largest and longest river in New England, and also an American Heritage River. It flows roughly south, starting from the Fourth Connecticut Lake in New Hampshire. After flowing through the remaining Connecticut Lakes and Lake Francis, it defines the border between the...
  
  
• Contoocook River
  Contoocook River
  The Contoocook River is a river in New Hampshire. It flows from Pool Pond and Contoocook Lake on the Jaffrey/Rindge border to Penacook , where it empties into the Merrimack River. It is one of only a few rivers in New Hampshire that flow in a predominantly northward direction...
  
  
• Cutler River
• Dan Hole River
  Dan Hole River
  The Dan Hole River is a 5.1 mile long river in the town of Ossipee in eastern New Hampshire in the United States. Its waters flow via the Beech River, Pine River, Ossipee Lake, the Ossipee River, and the Saco River to the Gulf of Maine, an arm of the Atlantic Ocean.The Dan Hole River begins at...
  
  
• Dead Diamond River
  Dead Diamond River
  The Dead Diamond River is an 18.7 mile long river in northern New Hampshire in the United States. Its water enters the Atlantic Ocean on the coast of Maine by passing through the Magalloway, Androscoggin, and Kennebec rivers....
  
  
• Dead River
  Dead River (New Hampshire)
  The Dead River is a river located entirely in the city of Berlin in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Deer River
  Deer River (New Hampshire)
  The Deer River is a 2.6 mile long stream in eastern New Hampshire in the United States. It is a tributary of Silver Lake, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
  
  
• Drakes River
  Drakes River
  The Drakes River is a 2.1 mile long stream located in southeastern New Hampshire in the United States. It is a tributary of the Taylor River, a tidal inlet of the Atlantic Ocean....
  
  
• Dry River
  Dry River (New Hampshire)
  The Dry River is a 9.0 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine...
  
  
• East Branch Baker River
  East Branch Baker River
  The East Branch of the Baker River is a river located in western New Hampshire in the United States. It is a tributary of the Baker River, part of the Pemigewasset River and Merrimack River watersheds....
  
  
• East Branch Dead Diamond River
  East Branch Dead Diamond River
  The East Branch of the Dead Diamond River is a long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• East Branch Mohawk River
• East Branch Pemigewasset River
  East Branch Pemigewasset River
  The East Branch of the Pemigewasset River is a river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
  
  
• East Branch Saco River
  East Branch Saco River
  The East Branch of the Saco River is a 13.2 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
  
  
• East Branch Whiteface River
  East Branch Whiteface River
  The East Branch of the Whiteface River is a long stream in the White Mountains of New Hampshire in the United States. It is a tributary of the Whiteface River, part of the Saco River watershed....
  
  
• East Fork East Branch Saco River
  East Fork East Branch Saco River
  The East Fork of the East Branch of the Saco River is a 2.2 mile long stream in the White Mountains of New Hampshire in the United States...
  
  
• Ela River
  Ela River
  The Ela River is a 10.6 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Ellis River
• Exeter River
  Exeter River
  The Exeter River is a -long river located in Rockingham County in southeastern New Hampshire, the United States.It rises in the town of Chester, southeast of Manchester. It follows a winding course east and northeast to Exeter, where it becomes the Squamscott River, a tidal river leading north to...
  
  
• Fowler River
  Fowler River
  The Fowler River is a river located in central New Hampshire in the United States. It is an inflow to Newfound Lake, part of the Pemigewasset River and therefore Merrimack River watersheds...
  
  
• Frazier Brook
  Frazier Brook
  Frazier Brook is a stream located in central New Hampshire in the United States. Via the Blackwater and Contoocook rivers, it is part of the Merrimack River watershed. It is subject to the New Hampshire Comprehensive Shoreland Protection Act....
  
  
• Fresh River
  Fresh River (New Hampshire)
  The Fresh River is a 3.2 mile long stream in southeastern New Hampshire in the United States. It is a tributary of the Piscassic River, which flows into the Lamprey River and is part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean.Nearly the entire course of the...
  
  
• Gale River
  Gale River
  The Gale River is a 13.1 mile long tributary of the Ammonoosuc River in northwestern New Hampshire in the United States. Via the Ammonoosuc, it is part of the watershed of the Connecticut River, which flows to Long Island Sound....
  
  
• Great Brook
  Great Brook (Cold River)
  Great Brook is a 10.0 mile long tributary of the Cold River in western New Hampshire in the United States.Part of the Connecticut River watershed, Great Brook begins in the highlands in the town of Acworth, New Hampshire and flows southwest through the center of the town of Langdon, joining the...
  
  
• Gridley River
  Gridley River
  The Gridley River is a river located in southern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed. Most of the river's length is within the town of Sharon....
  
  
• Gunstock River
  Gunstock River
  The Gunstock River is a river in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed.The Gunstock River is entirely within the town of Gilford, New Hampshire...
  
  
• Halls Stream
  Halls Stream
  Halls Stream is a 25.2 mile long tributary of the Connecticut River. For most of its length, it forms the boundary between Canada and the United States, with the province of Quebec to its west and the state of New Hampshire to its east....
  
  
• Ham Branch
  Ham Branch
  The Ham Branch of the Gale River is a 12.2 mile long river in northwestern New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
  
  
• Hampton Falls River
  Hampton Falls River
  The Hampton Falls River is a 5.6 mile long river in southeastern New Hampshire in the United States. Its lower reaches are tidal, as part of the Hampton salt marsh close to the Atlantic Ocean....
  
  
• Hampton River
  Hampton River (New Hampshire)
  The Hampton River is a tidal inlet in the towns of Hampton and Hampton Falls, New Hampshire, the United States. It is surrounded by the largest salt marsh in New Hampshire, covering over ....
  
  
• Indian River
  Indian River (New Hampshire)
  The Indian River is a 12.8 mile long river located in western New Hampshire in the United States. The river is a tributary of the Mascoma River, which in turn flows to the Connecticut River and ultimately Long Island Sound....
  
  
• Indian Stream
  Indian Stream
  Indian Stream is a tributary of the Connecticut River, approximately 19.1 miles long, in New Hampshire in the United States. It rises in the mountains of extreme northern New Hampshire, in Coos County near the U.S.-Canada border, where the Middle Branch of Indian Stream joins the West Branch...
  
  
• Isinglass River
  Isinglass River
  The Isinglass River in Strafford County, southeastern New Hampshire, the United States, is about 15 miles long. It rises at Bow Lake in Strafford, but is also fed through its tributaries by Ayer's, Nippo, Round and Long Ponds in Barrington. The Isinglass flows east to meet the Cochecho River below...
  
  
• Israel River
  Israel River
  The Israel River is a river in the White Mountains of New Hampshire. It arises in the township of Low and Burbank's Grant and runs 24 miles generally northwest along U.S. Highway 2, traversing the towns of Jefferson and Lancaster, before joining the Connecticut River...
  
  
• Johns River
• Jones Brook
  Jones Brook
  Jones Brook is a 10.6 mile long stream located in eastern New Hampshire in the United States. It is a tributary of the Branch River, which leads to the Salmon Falls River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Knox River
  Knox River
  The Knox River is a 2.5 mile long river located in western New Hampshire in the United States. The river is an inlet of Mascoma Lake, which drains by the Mascoma River to the Connecticut River and ultimately Long Island Sound....
  
  
• Lamprey River
  Lamprey River
  The Lamprey River is a 50.2 mile long river in southeastern New Hampshire, the United States. It rises in Meadow Lake in Northwood, and flows south, then generally east past Raymond, Epping, Lee and finally Newmarket...
  
  
• Lane River
  Lane River
  The Lane River is an stream located in central New Hampshire in the United States. It is a tributary of the Warner River, part of the Contoocook River watershed....
  
  
• Little Cold River
  Little Cold River
  The Little Cold River is a 3.9 mile long river in western Maine in the United States, flowing through the foothills of the White Mountains...
  
  
• Little Dead Diamond River
  Little Dead Diamond River
  The Little Dead Diamond River is a 7.1 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• Little Magalloway River
  Little Magalloway River
  The Little Magalloway River is a river in northwestern Maine in the United States. It is a tributary of the Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• Little Massabesic Brook
  Little Massabesic Brook-Sucker Brook
  Little Massabesic Brook and Sucker Brook form a stream located in southern New Hampshire in the United States. They are tributaries of Massabesic Lake, part of the Merrimack River and Gulf of Maine watersheds...
  
  
• Little River (Ammonoosuc River)
  Little River (Ammonoosuc River)
  The Little River is a 7.4 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
  
  
• Little River (Big River)
  Little River (Big River)
  The Little River is a river located in central New Hampshire in the United States. Its outflow travels via the Big River, Suncook River, and Merrimack River to the Gulf of Maine, an arm of the Atlantic Ocean....
  
  
• Little River (Brentwood, New Hampshire)
  Little River (Brentwood, New Hampshire)
  The Little River is a 7.3 mile long river in the towns of Kingston and Brentwood in Rockingham County, New Hampshire, in the United States. It is a tributary of the Exeter River, part of the Great Bay/Piscataqua River watershed in the New Hampshire Seacoast region...
  
  
• Little River (Exeter, New Hampshire)
  Little River (Exeter, New Hampshire)
  The Little River is a 7.2 mile long river largely in the town of Exeter in Rockingham County, New Hampshire, in the United States. It is a tributary of the Exeter River, part of the Great Bay/Piscataqua River watershed in the New Hampshire Seacoast region...
  
  
• Little River (Lamprey River)
  Little River (Lamprey River)
  The Little River is a 10.4 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Little River (Merrimack River)
  Little River (Merrimack River)
  The Little River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
  
  
• Little River (New Hampshire Atlantic Coast)
  Little River (New Hampshire Atlantic Coast)
  The Little River is a 4.6 mile long river located in southeastern New Hampshire in the United States. It is located entirely in the town of North Hampton, and it flows directly into the Atlantic Ocean, south of Little Boars Head....
  
  
• Little Sugar River
  Little Sugar River (New Hampshire)
  The Little Sugar River is a river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound...
  
  
• Little Suncook River
  Little Suncook River
  The Little Suncook River is a river located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed....
  
  
• Lost River
  Lost River (New Hampshire)
  The Lost River is a stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
  
  
• Lovell River
  Lovell River
  The Lovell River is a 9.5 mile long river located in eastern New Hampshire in the United States. It is a tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
  
  
• Mad River (Cocheco River)
  Mad River (Cocheco River)
  The Mad River is a 5.2 mile long river in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Mad River (Cold River)
• Mad River (Pemigewasset River)
• Magalloway River
  Magalloway River
  The Magalloway River is a river in northwestern Maine and northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows to the Kennebec River at Merrymeeting Bay in Maine, near the Atlantic Ocean...
  
  
• Mascoma River
  Mascoma River
  The Mascoma River is a 31.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound. The Mascoma comprises two sections which are split by Mascoma Lake in the communities of Enfield and Lebanon...
  
  
• Melvin River
  Melvin River
  The Melvin River is an river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed.The Melvin River lies entirely within the town of Tuftonboro, New Hampshire...
  
  
• Merrimack River
  Merrimack River
  The Merrimack River is a river in the northeastern United States. It rises at the confluence of the Pemigewasset and Winnipesaukee rivers in Franklin, New Hampshire, flows southward into Massachusetts, and then flows northeast until it empties into the Atlantic Ocean at Newburyport...
  
  
• Merrymeeting River
  Merrymeeting River
  The Merrymeeting River is a river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed....
  
  
• Middle Branch Dead Diamond River
  Middle Branch Dead Diamond River
  The Middle Branch of the Dead Diamond River is a 9.0 mile long river in northern New Hampshire in the United States. It is a tributary of the East Branch of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire.The Middle Branch flows for most of its...
  
  
• Middle Branch Little Magalloway River
  Middle Branch Little Magalloway River
  The Middle Branch of the Little Magalloway River is a river in northern New Hampshire and northwestern Maine in the United States. It is a tributary of the West Branch of the Little Magalloway, located in the Androscoggin River watershed of Maine and New Hampshire.The river rises in Pittsburg,...
  
  
• Middle Branch Mad River
  Middle Branch Mad River
  The Middle Branch of the Mad River is a 0.8 mile long mountain brook on the Maine-New Hampshire border in the United States, within the eastern White Mountains...
  
  
• Middle Branch Piscataquog River
  Middle Branch Piscataquog River
  The Middle Branch of the Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the South Branch Piscataquog River, part of the Merrimack River watershed....
  
  
• Mill Brook
  Mill Brook (Swift River)
  Mill Brook is a 10.7 mile long stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the southern Swift River, part of the Bearcamp River / Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
  
  
• Mink Brook
  Mink Brook
  Mink Brook is a 9.5 mile long stream in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound.Mink Brook lies entirely in the town of Hanover, New Hampshire...
  
  
• Mirey Brook
  Mirey Brook
  Mirey Brook is a 6.5 mile long stream located in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Mohawk River
  Mohawk River (New Hampshire)
  The Mohawk River is a river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
  
  
• Mollidgewock Brook
  Mollidgewock Brook
  Mollidgewock Brook is a 12.6 mile long stream in northern New Hampshire and western Maine in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean.Mollidgewock Brook flows out of Mollidgewock Pond...
  
  
• Moose Brook
• Moose River
  Moose River (New Hampshire)
  The Moose River is an long stream in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Moosilauke Brook
• Nash Stream
  Nash Stream
  Nash Stream is a 15.3 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
  
  
• Nashua River
  Nashua River
  The Nashua River, long, is a tributary of the Merrimack River in Massachusetts and New Hampshire in the United States. It is formed in eastern Worcester County, Massachusetts, by junction of its north and south branches near Lancaster, and flows generally north-northeast past Groton to join the...
  
  
• New River
  New River (New Hampshire)
  The New River is a 2.2 mile long stream in the White Mountains of New Hampshire in the United States. It is a tributary of the Ellis River, part of the Saco River watershed flowing to the Atlantic Ocean in Maine....
  
  
• Newfound River
  Newfound River (New Hampshire)
  The Newfound River is a river located in central New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed.The Newfound River begins at the outlet of Newfound Lake in Bristol, New Hampshire...
  
  
• Nissitissit River
  Nissitissit River
  The Nissitissit River is a river located in southern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Nashua River, itself a tributary of the Merrimack River, which flows to the Gulf of Maine. This river is part of the Nashua River Watershed.The Nissitissit...
  
  
• North Branch Contoocook River
  North Branch Contoocook River
  The North Branch of the Contoocook River is a river located in southwestern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
  
  
• North Branch Gale River
  North Branch Gale River
  The North Branch of the Gale River is a 5.8 mile long river in the White Mountains of New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
  
  
• North Branch Millers River
  North Branch Millers River
  The North Branch of the Millers River is a river in southwestern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Millers River, which flows west to the Connecticut River, which in turn flows south to Long Island Sound, an arm of the Atlantic Ocean.The North...
  
  
• North Branch River
  North Branch River
  The North Branch River is an 8.2 mile long river in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• North Branch Sugar River
  North Branch Sugar River
  The North Branch of the Sugar River is a 10.1 mile long river located in western New Hampshire in the United States. It is a tributary of the Sugar River, which flows to the Connecticut River, which flows to Long Island Sound....
  
  
• North Branch Upper Ammonoosuc River
  North Branch Upper Ammonoosuc River
  The North Branch of the Upper Ammonoosuc River is an 11.0 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
  
  
• North Fork East Branch Pemigewasset River
• North River
  North River (New Hampshire)
  The North River is a 15.1 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Nubanusit Brook
  Nubanusit Brook
  Nubanusit Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed.Nubanusit Brook begins at the outlet of Nubanusit Lake in Nelson, New Hampshire...
  
  
• Old River
  Old River (New Hampshire)
  The Old River is a 3.1 mile long stream located in southeastern New Hampshire in the United States. It is a tributary of the Taylor River, the primary tributary of the Hampton River estuary connected to the Atlantic Ocean....
  
  
• Oliverian Brook
  Oliverian Brook
  Oliverian Brook is a 13.1 mile long river in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Ossipee River
  Ossipee River
  The Ossipee River is an river in eastern New Hampshire and western Maine in the United States. It is a tributary of the Saco River, which flows southeast to the Atlantic Ocean at Saco, Maine....
  
  
• Otter Brook
• Oyster River
  Oyster River (New Hampshire)
  The Oyster River is about 17 miles long and located in Strafford County, southeastern New Hampshire, United States. It rises in Barrington, flows southeast to Lee, then east-southeast in a serpentine course past Durham to meet the entrance of Great Bay into Little Bay...
  
  
• Partridge Brook
  Partridge Brook
  Partridge Brook is a 7.5 mile long stream located in southwestern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Pawtuckaway River
  Pawtuckaway River
  The Pawtuckaway River is a 3.6 mile long river in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Peabody River
  Peabody River
  The Peabody River is a 12.9 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Pemigewasset River
  Pemigewasset River
  The Pemigewasset River , known locally as "The Pemi", is a river in the state of New Hampshire, the United States. It is in length and drains approximately...
  
  
• Pequawket Brook
  Pequawket Brook
  Pequawket Brook is a 6.4 mile long stream near the White Mountains of New Hampshire in the United States. It lies within the watershed of the Saco River, which flows to the Atlantic Ocean in Maine...
  
  
• Perry Stream
  Perry Stream
  Perry Stream is an 18.6 mile long river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
  
  
• Phillips Brook
  Phillips Brook
  Phillips Brook is a 19.6 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
  
  
• Pine River
  Pine River (New Hampshire)
  The Pine River is a 19.2 mile long river located in eastern New Hampshire in the United States. It is a tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean.- Course :...
  
  
• Piscassic River
  Piscassic River
  The Piscassic River is a 15.3 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Piscataqua River
  Piscataqua River
  The Piscataqua River, in the northeastern United States, is a long tidal estuary formed by the confluence of the Salmon Falls and Cocheco rivers...
  
  
• Piscataquog River
  Piscataquog River
  The Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
  
  
• Powwow River
  Powwow River
  The Powwow River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed.-River course:...
  
  
• Purgatory Brook
  Purgatory Brook
  Purgatory Brook is a long tributary of the Souhegan River in southern New Hampshire. It rises in a marshy area on the border of Lyndeborough and Mont Vernon, and flows south over three small waterfalls, intersecting the Souhegan in Milford...
  
  
• Rattle River
  Rattle River
  The Rattle River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows east into Maine, joining the Kennebec River near the Atlantic Ocean....
  
  
• Rattlesnake River
  Rattlesnake River
  The Rattlesnake River is a 3.6 mile long river in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
  
  
• Red Hill River
  Red Hill River
  The Red Hill River is a river in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed....
  
  
• Rocky Branch
• Saco River
  Saco River
  The Saco River is a river in northeastern New Hampshire and southwestern Maine in the United States. It drains a rural area of of forests and farmlands west and southwest of Portland, emptying into the Atlantic Ocean at Saco Bay, from its source. It supplies drinking water to roughly 250,000...
  
  
• Salmon Brook
  Salmon Brook (Merrimack River)
  Salmon Brook is one of the 6 major tributaries of the Merrimack River in northeastern Massachusetts in the United States. Its watershed is and is one of the 14 subwatersheds of the Merrimack River. It passes through Groton, Dunstable, and Tyngsborough, Massachusetts, and then through Nashua, New...
  
  
• Salmon Falls River
  Salmon Falls River
  The Salmon Falls River is a tributary of the Piscataqua River in the U.S. states of Maine and New Hampshire. It rises at Great East Lake and flows south-southeast for approximately , forming the border between Maine and New Hampshire....
  
  
• Sawyer River
  Sawyer River
  The Sawyer River is a 9.1 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
  
  
• Shedd Brook
  Shedd Brook
  Shedd Brook is an stream located in southern New Hampshire in the United States. It is a tributary of Beards Brook, part of the Contoocook River and Merrimack River watersheds....
  
  
• Shepards River
  Shepards River
  The Shepards River is a river in western Maine and eastern New Hampshire in the United States. It is part of the Saco River drainage basin.The Shepards River rises in the town of Eaton, New Hampshire, among foothills of the White Mountains...
  
  
• Simms Stream
  Simms Stream
  Simms Stream is a 10.4 mile long river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
  
  
• Smith River
  Smith River (Pemigewasset River)
  The Smith River is a river located in central New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
  
  
• Soucook River
  Soucook River
  The Soucook River is a river located in central New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
  
  
• Souhegan River
  Souhegan River
  The Souhegan River is a tributary of the Merrimack River in the northeastern United States. long with a drainage area of , it flows north and east through southern New Hampshire to the Merrimack River....
  
  
• South Branch Ashuelot River
  South Branch Ashuelot River
  The South Branch of the Ashuelot River is a 17.4 mile long river located in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• South Branch Baker River
  South Branch Baker River
  The South Branch of the Baker River is a river located in western New Hampshire in the United States. It is a tributary of the Baker River, part of the Pemigewasset River and Merrimack River watersheds....
  
  
• South Branch Gale River
  South Branch Gale River
  The South Branch of the Gale River is a 5.1 mile long river in the White Mountains of New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
  
  
• South Branch Israel River
  South Branch Israel River
  The South Branch of the Israel River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Israel River and part of the Connecticut River watershed. For most of its length, it is within the White Mountain National Forest.The South Branch rises on the...
  
  
• South Branch Little Dead Diamond River
  South Branch Little Dead Diamond River
  The South Branch of the Little Dead Diamond River is a 4.3 mile long river in northern New Hampshire in the United States. It is a tributary of the Little Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• South Branch Mad River
  South Branch Mad River
  The South Branch of the Mad River is a 1.1 mile long mountain brook on the Maine-New Hampshire border in the United States, within the eastern White Mountains...
  
  
• South Branch Piscataquog River
  South Branch Piscataquog River
  The South Branch of the Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the Piscataquog River, part of the Merrimack River watershed....
  
  
• South River
  South River (Ossipee River)
  The South River is a 10.6 mile long river in eastern New Hampshire and western Maine in the United States. It is a tributary of the Ossipee River, which flows east to the Saco River and ultimately the Atlantic Ocean....
  
  
• South Branch Souhegan River
  South Branch Souhegan River
  The South Branch of the Souhegan River is a river located in northern Massachusetts and southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
  
  
• South Branch Sugar River
  South Branch Sugar River
  The South Branch of the Sugar River is a 6.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Sugar River, which flows to the Connecticut River, which flows to Long Island Sound....
  
  
• Spicket River
  Spicket River
  The Spicket River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed. It is sometimes spelled "Spickett"....
  
  
• Squam River
  Squam River
  The Squam River is a river located in central New Hampshire in the United States. It is the outlet of Squam Lake, the second-largest lake in New Hampshire, and it is a tributary of the Pemigewasset River, which itself is a tributary of the Merrimack River....
  
  
• Squamscott River
  Squamscott River
  The Squamscott River is a tidal river in Rockingham County, southeastern New Hampshire, in the United States. It rises at Exeter, fed by the Exeter River...
  
  
• Stocker Brook
  Stocker Brook
  Stocker Brook is a 2.9 mile long stream located in western New Hampshire in the United States. It is a tributary of the North Branch of the Sugar River, part of the Connecticut River and Long Island Sound drainage basin....
  
  
• Stony Brook
  Stony Brook (Souhegan River)
  Stony Brook is a river located in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
  
  
• Sucker Brook
  Little Massabesic Brook-Sucker Brook
  Little Massabesic Brook and Sucker Brook form a stream located in southern New Hampshire in the United States. They are tributaries of Massabesic Lake, part of the Merrimack River and Gulf of Maine watersheds...
  
  
• Sugar River
  Sugar River (New Hampshire)
  The Sugar River is a 27.0 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Suncook River
  Suncook River
  The Suncook River is a river located in central New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
  
  
• Swift Diamond River
  Swift Diamond River
  The Swift Diamond River is a 17.8 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• Swift River (Bearcamp River)
  Swift River (Bearcamp River)
  The Swift River is an 8.3 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean...
  
  
• Swift River (Saco River)
  Swift River (Saco River)
  The Swift River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
  
  
• Tarbell Brook
  Tarbell Brook
  Tarbell Brook is a 10.1 mile long stream located in southwestern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Millers River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Taylor River
• The Branch
  The Branch
  The Branch is a 2.6 mile long river located entirely in the city of Keene, in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
  
  
• Tioga River
  Tioga River (New Hampshire)
  The Tioga River is a river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of the Winnipesaukee River, part of the Merrimack River watershed....
  
  
• Turkey River
• Upper Ammonoosuc River
  Upper Ammonoosuc River
  The Upper Ammonoosuc River is a tributary of the Connecticut River that flows through Coös County in northern part of the northeastern U.S. state of New Hampshire...
  
  
• Warner River
  Warner River
  The Warner River is a river located in central New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
  
  
• West Branch (New Hampshire)
  West Branch (New Hampshire)
  The West Branch is a 5.5 mile long river located in eastern New Hampshire in the United States. It is the northern tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
  
  
• West Branch Dead Diamond River
  West Branch Dead Diamond River
  The West Branch of the Dead Diamond River is a 2.7 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• West Branch Little Dead Diamond River
  West Branch Little Dead Diamond River
  The West Branch of the Little Dead Diamond River is a 2.5 mile long river in northern New Hampshire in the United States. It is a tributary of the Little Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• West Branch Little Magalloway River
  West Branch Little Magalloway River
  The West Branch of the Little Magalloway River is a river in northern New Hampshire and northwestern Maine in the United States. It is a tributary of the Little Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• West Branch Mad River
  West Branch Mad River
  The West Branch of the Mad River is a stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the Mad River, part of the Pemigewasset River and ultimately the Merrimack River watershed....
  
  
• West Branch Magalloway River
  West Branch Magalloway River
  The West Branch of the Magalloway River is a river in northernmost New Hampshire and northwestern Maine in the United States. It is a tributary of the Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
  
  
• West Branch Mohawk River
• West Branch Peabody River
  West Branch Peabody River
  The West Branch of the Peabody River is a 5.8 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Peabody River, which flows into the Androscoggin River, which in turn flows south and east into Maine, joining the Kennebec River near the Atlantic...
  
  
• West Branch Souhegan River
  West Branch Souhegan River
  The West Branch of the Souhegan River is a river in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
  
  
• West Branch Upper Ammonoosuc River
  West Branch Upper Ammonoosuc River
  The West Branch of the Upper Ammonoosuc River is a 6.1 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed...
  
  
• West Branch Warner River
  West Branch Warner River
  The West Branch of the Warner River is a river located in central New Hampshire in the United States. It is a tributary of the Warner River, part of the Contoocook River watershed....
  
  
• Whiteface River
• Wild Ammonoosuc River
  Wild Ammonoosuc River
  The Wild Ammonoosuc River is a tributary of the Ammonoosuc River, about long, in northwestern New Hampshire in the United States. Via the Ammonoosuc River, it is part of the watershed of the Connecticut River, which flows to Long Island Sound....
  
  
• Wild River
  Wild River (Androscoggin River)
  The Wild River is a river in the White Mountains of New Hampshire and Maine in the United States. It is a tributary of the Androscoggin River, which flows east and south to the Kennebec River near the Atlantic Ocean.-Route:...
  
  
• Winnicut River
  Winnicut River
  The Winnicut River is a 9.1 mile long river in the Seacoast region of New Hampshire in the United States. It is the major southeastern tributary of Great Bay, an estuary connected by way of the tidal Piscataqua River to the Atlantic Ocean....
  
  
• Winnipesaukee River
  Winnipesaukee River
  The Winnipesaukee River is a river that connects Lake Winnipesaukee with the Pemigewasset and Merrimack rivers in Franklin, New Hampshire. The river is located in the Lakes Region of central New Hampshire. The total drainage area of the river is approximately .There are two distinct sections of...
  
  
• Wonalancet River
  Wonalancet River
  The Wonalancet River is a 7.6-mile long river located in the White Mountains of New Hampshire in the United States. It is a tributary of the southern Swift River, part of the Bearcamp River / Ossipee Lake / Saco River watershed leading to the Atlantic Ocean.The Wonalancet River rises in the heart...
  
  
• Zealand River
  Zealand River
  The Zealand River is a 6.3 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
  
  

By drainage basin

All New Hampshire rivers ultimately flow to the Atlantic Ocean

Atlantic Ocean

The Atlantic Ocean is the second-largest of the world's oceanic divisions. With a total area of about , it covers approximately 20% of the Earth's surface and about 26% of its water surface area...

. The list is sorted by major drainage basin

Drainage basin

A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...

, running from north to south along the Atlantic coast, with respective tributaries arranged based on their entry into the main stream from mouth to source. Where several tributaries enter a single lake, they are listed running clockwise from the lake outlet.

Androscoggin River

• Androscoggin River
  Androscoggin River
  The Androscoggin River is a river in the U.S. states of Maine and New Hampshire, in northern New England. It is long and joins the Kennebec River at Merrymeeting Bay in Maine before its water empties into the Gulf of Maine on the Atlantic Ocean. Its drainage basin is in area...
  
  
  • Wild River
    Wild River (Androscoggin River)
    The Wild River is a river in the White Mountains of New Hampshire and Maine in the United States. It is a tributary of the Androscoggin River, which flows east and south to the Kennebec River near the Atlantic Ocean.-Route:...
    
    
  • Rattle River
    Rattle River
    The Rattle River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
  • Peabody River
    Peabody River
    The Peabody River is a 12.9 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
    • West Branch Peabody River
      West Branch Peabody River
      The West Branch of the Peabody River is a 5.8 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Peabody River, which flows into the Androscoggin River, which in turn flows south and east into Maine, joining the Kennebec River near the Atlantic...
      
      
  • Moose River
    Moose River (New Hampshire)
    The Moose River is an long stream in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
  • Moose Brook
  • Dead River
    Dead River (New Hampshire)
    The Dead River is a river located entirely in the city of Berlin in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
  • Chickwolnepy Stream
    Chickwolnepy Stream
    Chickwolnepy Stream is a 14.2 mile long river in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
  • Mollidgewock Brook
    Mollidgewock Brook
    Mollidgewock Brook is a 12.6 mile long stream in northern New Hampshire and western Maine in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean.Mollidgewock Brook flows out of Mollidgewock Pond...
    
    
  • Clear Stream
    Clear Stream
    Clear Stream is an 11.8 mile long river in northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows south and east into Maine, joining the Kennebec River near the Atlantic Ocean....
    
    
  • Magalloway River
    Magalloway River
    The Magalloway River is a river in northwestern Maine and northern New Hampshire in the United States. It is a tributary of the Androscoggin River, which flows to the Kennebec River at Merrymeeting Bay in Maine, near the Atlantic Ocean...
    
    
    • Dead Diamond River
      Dead Diamond River
      The Dead Diamond River is an 18.7 mile long river in northern New Hampshire in the United States. Its water enters the Atlantic Ocean on the coast of Maine by passing through the Magalloway, Androscoggin, and Kennebec rivers....
      
      
      • Swift Diamond River
        Swift Diamond River
        The Swift Diamond River is a 17.8 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
        
        
      • Little Dead Diamond River
        Little Dead Diamond River
        The Little Dead Diamond River is a 7.1 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
        
        
        • South Branch Little Dead Diamond River
          South Branch Little Dead Diamond River
          The South Branch of the Little Dead Diamond River is a 4.3 mile long river in northern New Hampshire in the United States. It is a tributary of the Little Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
          
          
        • West Branch Little Dead Diamond River
          West Branch Little Dead Diamond River
          The West Branch of the Little Dead Diamond River is a 2.5 mile long river in northern New Hampshire in the United States. It is a tributary of the Little Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
          
          
      • West Branch Dead Diamond River
        West Branch Dead Diamond River
        The West Branch of the Dead Diamond River is a 2.7 mile long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
        
        
      • Middle Branch Dead Diamond River
        Middle Branch Dead Diamond River
        The Middle Branch of the Dead Diamond River is a 9.0 mile long river in northern New Hampshire in the United States. It is a tributary of the East Branch of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire.The Middle Branch flows for most of its...
        
        
        • East Branch Dead Diamond River
          East Branch Dead Diamond River
          The East Branch of the Dead Diamond River is a long river in northern New Hampshire in the United States. It is a tributary of the Dead Diamond River, located in the Androscoggin River watershed of Maine and New Hampshire....
          
          
    • Little Magalloway River
      Little Magalloway River
      The Little Magalloway River is a river in northwestern Maine in the United States. It is a tributary of the Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
      
      
      • Middle Branch Little Magalloway River
        Middle Branch Little Magalloway River
        The Middle Branch of the Little Magalloway River is a river in northern New Hampshire and northwestern Maine in the United States. It is a tributary of the West Branch of the Little Magalloway, located in the Androscoggin River watershed of Maine and New Hampshire.The river rises in Pittsburg,...
        
        
        • West Branch Little Magalloway River
          West Branch Little Magalloway River
          The West Branch of the Little Magalloway River is a river in northern New Hampshire and northwestern Maine in the United States. It is a tributary of the Little Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
          
          
    • West Branch Magalloway River
      West Branch Magalloway River
      The West Branch of the Magalloway River is a river in northernmost New Hampshire and northwestern Maine in the United States. It is a tributary of the Magalloway River, located in the Androscoggin River watershed of Maine and New Hampshire....
      
      

Saco River

• Saco River
  Saco River
  The Saco River is a river in northeastern New Hampshire and southwestern Maine in the United States. It drains a rural area of of forests and farmlands west and southwest of Portland, emptying into the Atlantic Ocean at Saco Bay, from its source. It supplies drinking water to roughly 250,000...
  
  
  • Ossipee River
    Ossipee River
    The Ossipee River is an river in eastern New Hampshire and western Maine in the United States. It is a tributary of the Saco River, which flows southeast to the Atlantic Ocean at Saco, Maine....
    
    
    • South River
      South River (Ossipee River)
      The South River is a 10.6 mile long river in eastern New Hampshire and western Maine in the United States. It is a tributary of the Ossipee River, which flows east to the Saco River and ultimately the Atlantic Ocean....
      
      
    • Ossipee Lake
      Ossipee Lake
      Ossipee Lake is located in Carroll County in eastern New Hampshire, in the communities of Ossipee and Freedom. At 3,245 acres, it is the sixth-largest lake located entirely in New Hampshire. The lake is fed by the West Branch , the Bearcamp and Lovell rivers , and the Pine River...
      
      
      • Pine River
        Pine River (New Hampshire)
        The Pine River is a 19.2 mile long river located in eastern New Hampshire in the United States. It is a tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean.- Course :...
        
        
        • Beech River
          Beech River (New Hampshire)
          The Beech River is a 13.1 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Pine River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
          
          
          • Dan Hole River
            Dan Hole River
            The Dan Hole River is a 5.1 mile long river in the town of Ossipee in eastern New Hampshire in the United States. Its waters flow via the Beech River, Pine River, Ossipee Lake, the Ossipee River, and the Saco River to the Gulf of Maine, an arm of the Atlantic Ocean.The Dan Hole River begins at...
            
            
      • Lovell River
        Lovell River
        The Lovell River is a 9.5 mile long river located in eastern New Hampshire in the United States. It is a tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
        
        
      • Bearcamp River
        Bearcamp River
        The Bearcamp River is a 26.3 mile long river at the southern edge of the White Mountains in New Hampshire, the United States. It is the largest tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
        
        
        • Chocorua River
          Chocorua River
          The Chocorua River is a river located in eastern New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
          
          
        • Swift River (Bearcamp River)
          Swift River (Bearcamp River)
          The Swift River is an 8.3 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean...
          
          
          • Mill Brook
            Mill Brook (Swift River)
            Mill Brook is a 10.7 mile long stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the southern Swift River, part of the Bearcamp River / Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
            
            
          • Wonalancet River
            Wonalancet River
            The Wonalancet River is a 7.6-mile long river located in the White Mountains of New Hampshire in the United States. It is a tributary of the southern Swift River, part of the Bearcamp River / Ossipee Lake / Saco River watershed leading to the Atlantic Ocean.The Wonalancet River rises in the heart...
            
            
        • Cold River (Bearcamp River)
          Cold River (Bearcamp River)
          The Cold River is an 11.9 mile long river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Bearcamp River, part of the Ossipee River and Saco River watersheds...
          
          
          • Whiteface River
            • East Branch Whiteface River
              East Branch Whiteface River
              The East Branch of the Whiteface River is a long stream in the White Mountains of New Hampshire in the United States. It is a tributary of the Whiteface River, part of the Saco River watershed....
              
              
      • West Branch
        West Branch (New Hampshire)
        The West Branch is a 5.5 mile long river located in eastern New Hampshire in the United States. It is the northern tributary of Ossipee Lake, part of the Saco River watershed leading to the Atlantic Ocean....
        
        
        • Deer River
          Deer River (New Hampshire)
          The Deer River is a 2.6 mile long stream in eastern New Hampshire in the United States. It is a tributary of Silver Lake, part of the Ossipee Lake / Saco River watershed leading to the Atlantic Ocean....
          
          
  • Shepards River
    Shepards River
    The Shepards River is a river in western Maine and eastern New Hampshire in the United States. It is part of the Saco River drainage basin.The Shepards River rises in the town of Eaton, New Hampshire, among foothills of the White Mountains...
    
    
  • Cold River (Maine – New Hampshire)
    • Little Cold River
      Little Cold River
      The Little Cold River is a 3.9 mile long river in western Maine in the United States, flowing through the foothills of the White Mountains...
      
      
    • Mad River
      • South Branch Mad River
        South Branch Mad River
        The South Branch of the Mad River is a 1.1 mile long mountain brook on the Maine-New Hampshire border in the United States, within the eastern White Mountains...
        
        
      • Middle Branch Mad River
        Middle Branch Mad River
        The Middle Branch of the Mad River is a 0.8 mile long mountain brook on the Maine-New Hampshire border in the United States, within the eastern White Mountains...
        
        
  • Swift River (Saco River)
    Swift River (Saco River)
    The Swift River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
    
    
    • Pequawket Brook
      Pequawket Brook
      Pequawket Brook is a 6.4 mile long stream near the White Mountains of New Hampshire in the United States. It lies within the watershed of the Saco River, which flows to the Atlantic Ocean in Maine...
      
      
  • East Branch Saco River
    East Branch Saco River
    The East Branch of the Saco River is a 13.2 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
    
    
    • East Fork East Branch Saco River
      East Fork East Branch Saco River
      The East Fork of the East Branch of the Saco River is a 2.2 mile long stream in the White Mountains of New Hampshire in the United States...
      
      
  • Ellis River
    • New River
      New River (New Hampshire)
      The New River is a 2.2 mile long stream in the White Mountains of New Hampshire in the United States. It is a tributary of the Ellis River, part of the Saco River watershed flowing to the Atlantic Ocean in Maine....
      
      
    • Cutler River
  • Rocky Branch
  • Sawyer River
    Sawyer River
    The Sawyer River is a 9.1 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine....
    
    
  • Dry River
    Dry River (New Hampshire)
    The Dry River is a 9.0 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Saco River, which flows to the Atlantic Ocean in Maine...
    
    

Piscataqua River and New Hampshire Atlantic Coast

• Piscataqua River
  Piscataqua River
  The Piscataqua River, in the northeastern United States, is a long tidal estuary formed by the confluence of the Salmon Falls and Cocheco rivers...
  
   (tidal)
  • Great Bay
    Great Bay (New Hampshire)
    Great Bay is a tidal estuary located in Strafford and Rockingham counties in eastern New Hampshire, United States. The bay occupies over , not including its several tidal river tributaries. Its outlet is at Hilton Point in Dover, New Hampshire, where waters from the bay flow into the Piscataqua...
    
    (tidal)
    • Bellamy River
      Bellamy River
      The Bellamy River, in Strafford County, southeastern New Hampshire, is a tributary of the Piscataqua River about long. It rises in Swains Lake in Barrington, west of Dover...
      
      
    • Oyster River
      Oyster River (New Hampshire)
      The Oyster River is about 17 miles long and located in Strafford County, southeastern New Hampshire, United States. It rises in Barrington, flows southeast to Lee, then east-southeast in a serpentine course past Durham to meet the entrance of Great Bay into Little Bay...
      
      
    • Winnicut River
      Winnicut River
      The Winnicut River is a 9.1 mile long river in the Seacoast region of New Hampshire in the United States. It is the major southeastern tributary of Great Bay, an estuary connected by way of the tidal Piscataqua River to the Atlantic Ocean....
      
      
    • Squamscott River
      Squamscott River
      The Squamscott River is a tidal river in Rockingham County, southeastern New Hampshire, in the United States. It rises at Exeter, fed by the Exeter River...
      
       (tidal)
      • Exeter River
        Exeter River
        The Exeter River is a -long river located in Rockingham County in southeastern New Hampshire, the United States.It rises in the town of Chester, southeast of Manchester. It follows a winding course east and northeast to Exeter, where it becomes the Squamscott River, a tidal river leading north to...
        
        
        • Little River (Exeter, New Hampshire)
          Little River (Exeter, New Hampshire)
          The Little River is a 7.2 mile long river largely in the town of Exeter in Rockingham County, New Hampshire, in the United States. It is a tributary of the Exeter River, part of the Great Bay/Piscataqua River watershed in the New Hampshire Seacoast region...
          
          
        • Little River (Brentwood, New Hampshire)
          Little River (Brentwood, New Hampshire)
          The Little River is a 7.3 mile long river in the towns of Kingston and Brentwood in Rockingham County, New Hampshire, in the United States. It is a tributary of the Exeter River, part of the Great Bay/Piscataqua River watershed in the New Hampshire Seacoast region...
          
          
    • Lamprey River
      Lamprey River
      The Lamprey River is a 50.2 mile long river in southeastern New Hampshire, the United States. It rises in Meadow Lake in Northwood, and flows south, then generally east past Raymond, Epping, Lee and finally Newmarket...
      
      
      • Piscassic River
        Piscassic River
        The Piscassic River is a 15.3 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
        
        
        • Fresh River
          Fresh River (New Hampshire)
          The Fresh River is a 3.2 mile long stream in southeastern New Hampshire in the United States. It is a tributary of the Piscassic River, which flows into the Lamprey River and is part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean.Nearly the entire course of the...
          
          
      • Little River (Lamprey River)
        Little River (Lamprey River)
        The Little River is a 10.4 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
        
        
      • North River
        North River (New Hampshire)
        The North River is a 15.1 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
        
        
        • Bean River
          Bean River
          The Bean River is a 7.4 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the North River, part of the Lamprey River/Great Bay/Piscataqua River watershed leading to the Atlantic Ocean....
          
          
      • Pawtuckaway River
        Pawtuckaway River
        The Pawtuckaway River is a 3.6 mile long river in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
        
        
      • North Branch River
        North Branch River
        The North Branch River is an 8.2 mile long river in southeastern New Hampshire in the United States. It is a tributary of the Lamprey River, part of the Great Bay and Piscataqua River watershed leading to the Atlantic Ocean....
        
        
  • Cocheco River
    • Isinglass River
      Isinglass River
      The Isinglass River in Strafford County, southeastern New Hampshire, the United States, is about 15 miles long. It rises at Bow Lake in Strafford, but is also fed through its tributaries by Ayer's, Nippo, Round and Long Ponds in Barrington. The Isinglass flows east to meet the Cochecho River below...
      
      
      • Berrys River
        Berrys River
        The Berrys River is a 12.9 mile long river located in southeastern New Hampshire in the United States. It is a tributary of the Isinglass River, part of the Cocheco River/Piscataqua River watershed leading to the Atlantic Ocean....
        
        
    • Rattlesnake River
      Rattlesnake River
      The Rattlesnake River is a 3.6 mile long river in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
      
      
    • Mad River
      Mad River (Cocheco River)
      The Mad River is a 5.2 mile long river in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
      
      
    • Ela River
      Ela River
      The Ela River is a 10.6 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Cocheco River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
      
      
  • Salmon Falls River
    Salmon Falls River
    The Salmon Falls River is a tributary of the Piscataqua River in the U.S. states of Maine and New Hampshire. It rises at Great East Lake and flows south-southeast for approximately , forming the border between Maine and New Hampshire....
    
    
    • Branch River
      Branch River (New Hampshire)
      The Branch River is an 11.9 mile long river located in eastern New Hampshire in the United States. It is a tributary of the Salmon Falls River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
      
      
      • Jones Brook
        Jones Brook
        Jones Brook is a 10.6 mile long stream located in eastern New Hampshire in the United States. It is a tributary of the Branch River, which leads to the Salmon Falls River, part of the Piscataqua River watershed leading to the Atlantic Ocean....
        
        
• Little River
  Little River (New Hampshire Atlantic Coast)
  The Little River is a 4.6 mile long river located in southeastern New Hampshire in the United States. It is located entirely in the town of North Hampton, and it flows directly into the Atlantic Ocean, south of Little Boars Head....
  
  
• Hampton River
  Hampton River (New Hampshire)
  The Hampton River is a tidal inlet in the towns of Hampton and Hampton Falls, New Hampshire, the United States. It is surrounded by the largest salt marsh in New Hampshire, covering over ....
  
   (tidal)
  • Blackwater River (tidal)
  • Browns River
  • Hampton Falls River
    Hampton Falls River
    The Hampton Falls River is a 5.6 mile long river in southeastern New Hampshire in the United States. Its lower reaches are tidal, as part of the Hampton salt marsh close to the Atlantic Ocean....
    
    
  • Taylor River
    • Drakes River
      Drakes River
      The Drakes River is a 2.1 mile long stream located in southeastern New Hampshire in the United States. It is a tributary of the Taylor River, a tidal inlet of the Atlantic Ocean....
      
      
    • Old River
      Old River (New Hampshire)
      The Old River is a 3.1 mile long stream located in southeastern New Hampshire in the United States. It is a tributary of the Taylor River, the primary tributary of the Hampton River estuary connected to the Atlantic Ocean....
      
      

Merrimack River

• Merrimack River
  Merrimack River
  The Merrimack River is a river in the northeastern United States. It rises at the confluence of the Pemigewasset and Winnipesaukee rivers in Franklin, New Hampshire, flows southward into Massachusetts, and then flows northeast until it empties into the Atlantic Ocean at Newburyport...
  
  
  • Powwow River
    Powwow River
    The Powwow River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed.-River course:...
    
    
    • Back River
      Back River (Powwow River)
      The Back River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Powwow River, part of the Merrimack River watershed. Approximately of the river are in New Hampshire, with the remaining in Massachusetts....
      
      
  • Little River
    Little River (Merrimack River)
    The Little River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
    
    
  • Spicket River
    Spicket River
    The Spicket River is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed. It is sometimes spelled "Spickett"....
    
    
  • Beaver Brook
    Beaver Brook (Merrimack River)
    Beaver Brook is a river located in New Hampshire and Massachusetts in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
    
    
  • Salmon Brook
    Salmon Brook (Merrimack River)
    Salmon Brook is one of the 6 major tributaries of the Merrimack River in northeastern Massachusetts in the United States. Its watershed is and is one of the 14 subwatersheds of the Merrimack River. It passes through Groton, Dunstable, and Tyngsborough, Massachusetts, and then through Nashua, New...
    
    
  • Nashua River
    Nashua River
    The Nashua River, long, is a tributary of the Merrimack River in Massachusetts and New Hampshire in the United States. It is formed in eastern Worcester County, Massachusetts, by junction of its north and south branches near Lancaster, and flows generally north-northeast past Groton to join the...
    
    
    • Nissitissit River
      Nissitissit River
      The Nissitissit River is a river located in southern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Nashua River, itself a tributary of the Merrimack River, which flows to the Gulf of Maine. This river is part of the Nashua River Watershed.The Nissitissit...
      
      
  • Souhegan River
    Souhegan River
    The Souhegan River is a tributary of the Merrimack River in the northeastern United States. long with a drainage area of , it flows north and east through southern New Hampshire to the Merrimack River....
    
    
    • Baboosic Brook
      Baboosic Brook
      Baboosic Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
      
      
    • Purgatory Brook
      Purgatory Brook
      Purgatory Brook is a long tributary of the Souhegan River in southern New Hampshire. It rises in a marshy area on the border of Lyndeborough and Mont Vernon, and flows south over three small waterfalls, intersecting the Souhegan in Milford...
      
      
    • Stony Brook
      Stony Brook (Souhegan River)
      Stony Brook is a river located in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
      
      
    • South Branch Souhegan River
      South Branch Souhegan River
      The South Branch of the Souhegan River is a river located in northern Massachusetts and southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
      
      
    • West Branch Souhegan River
      West Branch Souhegan River
      The West Branch of the Souhegan River is a river in southern New Hampshire in the United States. It is a tributary of the Souhegan River, which flows to the Merrimack River and ultimately to the Gulf of Maine....
      
      
  • Cohas Brook
    Cohas Brook
    Cohas Brook is a river located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, part of the Gulf of Maine watershed....
    
    
    • Sucker Brook
      Little Massabesic Brook-Sucker Brook
      Little Massabesic Brook and Sucker Brook form a stream located in southern New Hampshire in the United States. They are tributaries of Massabesic Lake, part of the Merrimack River and Gulf of Maine watersheds...
      
      
      • Little Massabesic Brook
        Little Massabesic Brook-Sucker Brook
        Little Massabesic Brook and Sucker Brook form a stream located in southern New Hampshire in the United States. They are tributaries of Massabesic Lake, part of the Merrimack River and Gulf of Maine watersheds...
        
        
  • Piscataquog River
    Piscataquog River
    The Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
    
    
    • South Branch Piscataquog River
      South Branch Piscataquog River
      The South Branch of the Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the Piscataquog River, part of the Merrimack River watershed....
      
      
      • Middle Branch Piscataquog River
        Middle Branch Piscataquog River
        The Middle Branch of the Piscataquog River is a river located in southern New Hampshire in the United States. It is a tributary of the South Branch Piscataquog River, part of the Merrimack River watershed....
        
        
  • Black Brook
    Black Brook (Merrimack River)
    Black Brook is an stream located in southern New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
    
    
  • Suncook River
    Suncook River
    The Suncook River is a river located in central New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
    
    
    • Bear Brook
      Bear Brook (Suncook River)
      Bear Brook is a stream located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed. Its entire course is within Bear Brook State Park....
      
      
    • Little Suncook River
      Little Suncook River
      The Little Suncook River is a river located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed....
      
      
    • Big River
      Big River (New Hampshire)
      The Big River is a river located in central New Hampshire in the United States. It is a tributary of the Suncook River, part of the Merrimack River watershed....
      
      
      • Little River
        Little River (Big River)
        The Little River is a river located in central New Hampshire in the United States. Its outflow travels via the Big River, Suncook River, and Merrimack River to the Gulf of Maine, an arm of the Atlantic Ocean....
        
        
  • Soucook River
    Soucook River
    The Soucook River is a river located in central New Hampshire in the United States. It is a tributary of the Merrimack River, which flows to the Gulf of Maine....
    
    
  • Turkey River
  • Contoocook River
    Contoocook River
    The Contoocook River is a river in New Hampshire. It flows from Pool Pond and Contoocook Lake on the Jaffrey/Rindge border to Penacook , where it empties into the Merrimack River. It is one of only a few rivers in New Hampshire that flow in a predominantly northward direction...
    
    
    • Blackwater River
      Blackwater River (Contoocook River)
      The Blackwater River is a river located in central New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
      
      
      • Frazier Brook
        Frazier Brook
        Frazier Brook is a stream located in central New Hampshire in the United States. Via the Blackwater and Contoocook rivers, it is part of the Merrimack River watershed. It is subject to the New Hampshire Comprehensive Shoreland Protection Act....
        
        
    • Warner River
      Warner River
      The Warner River is a river located in central New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
      
      
      • Lane River
        Lane River
        The Lane River is an stream located in central New Hampshire in the United States. It is a tributary of the Warner River, part of the Contoocook River watershed....
        
        
      • West Branch Warner River
        West Branch Warner River
        The West Branch of the Warner River is a river located in central New Hampshire in the United States. It is a tributary of the Warner River, part of the Contoocook River watershed....
        
        
    • North Branch Contoocook River
      North Branch Contoocook River
      The North Branch of the Contoocook River is a river located in southwestern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed....
      
      
      • Beards Brook
        Beards Brook
        Beards Brook or Beard Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the North Branch of the Contoocook River, part of the Merrimack River watershed....
        
        
        • Shedd Brook
          Shedd Brook
          Shedd Brook is an stream located in southern New Hampshire in the United States. It is a tributary of Beards Brook, part of the Contoocook River and Merrimack River watersheds....
          
          
    • Nubanusit Brook
      Nubanusit Brook
      Nubanusit Brook is a stream located in southern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed.Nubanusit Brook begins at the outlet of Nubanusit Lake in Nelson, New Hampshire...
      
      
    • Gridley River
      Gridley River
      The Gridley River is a river located in southern New Hampshire in the United States. It is a tributary of the Contoocook River, part of the Merrimack River watershed. Most of the river's length is within the town of Sharon....
      
      
  • Pemigewasset River
    Pemigewasset River
    The Pemigewasset River , known locally as "The Pemi", is a river in the state of New Hampshire, the United States. It is in length and drains approximately...
    
    
    • Smith River
      Smith River (Pemigewasset River)
      The Smith River is a river located in central New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
      
      
    • Newfound River
      Newfound River (New Hampshire)
      The Newfound River is a river located in central New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed.The Newfound River begins at the outlet of Newfound Lake in Bristol, New Hampshire...
      
      
      • Newfound Lake
        Newfound Lake
        Newfound Lake is located in Grafton County, New Hampshire, USA, within the towns of Bridgewater, Bristol, Alexandria, and Hebron. The lake is located in a section of New Hampshire known as the Lakes Region. At 4,451 acres, it is the third-largest lake located entirely in New Hampshire. The lake's...
        
        
        • Fowler River
          Fowler River
          The Fowler River is a river located in central New Hampshire in the United States. It is an inflow to Newfound Lake, part of the Pemigewasset River and therefore Merrimack River watersheds...
          
          
        • Cockermouth River
          Cockermouth River
          The Cockermouth River is a stream located in central New Hampshire in the United States. It is the longest tributary of Newfound Lake, part of the Pemigewasset River and ultimately Merrimack River watersheds...
          
          
    • Squam River
      Squam River
      The Squam River is a river located in central New Hampshire in the United States. It is the outlet of Squam Lake, the second-largest lake in New Hampshire, and it is a tributary of the Pemigewasset River, which itself is a tributary of the Merrimack River....
      
      
    • Baker River
      Baker River (New Hampshire)
      The Baker River, or Asquamchumauke, is a river in the White Mountains region of New Hampshire, the United States. It rises on the south side of Mount Moosilauke and runs south and east to empty into the Pemigewasset River in Plymouth. The river traverses the towns of Warren, Wentworth, and...
      
      
      • South Branch Baker River
        South Branch Baker River
        The South Branch of the Baker River is a river located in western New Hampshire in the United States. It is a tributary of the Baker River, part of the Pemigewasset River and Merrimack River watersheds....
        
        
      • East Branch Baker River
        East Branch Baker River
        The East Branch of the Baker River is a river located in western New Hampshire in the United States. It is a tributary of the Baker River, part of the Pemigewasset River and Merrimack River watersheds....
        
        
    • Beebe River
      Beebe River
      The Beebe River is a river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
      
      
    • Mad River
      • West Branch Mad River
        West Branch Mad River
        The West Branch of the Mad River is a stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the Mad River, part of the Pemigewasset River and ultimately the Merrimack River watershed....
        
        
    • Lost River (aka Moosilauke Brook)
      Lost River (New Hampshire)
      The Lost River is a stream located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
      
      
    • East Branch Pemigewasset River
      East Branch Pemigewasset River
      The East Branch of the Pemigewasset River is a river located in the White Mountains of New Hampshire in the United States. It is a tributary of the Pemigewasset River, part of the Merrimack River watershed....
      
      
      • North Fork East Branch Pemigewasset River
  • Winnipesaukee River
    Winnipesaukee River
    The Winnipesaukee River is a river that connects Lake Winnipesaukee with the Pemigewasset and Merrimack rivers in Franklin, New Hampshire. The river is located in the Lakes Region of central New Hampshire. The total drainage area of the river is approximately .There are two distinct sections of...
    
    
    • Tioga River
      Tioga River (New Hampshire)
      The Tioga River is a river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of the Winnipesaukee River, part of the Merrimack River watershed....
      
      
    • Lake Winnipesaukee
      Lake Winnipesaukee
      Lake Winnipesaukee is the largest lake in the U.S. state of New Hampshire. It is approximately long and from wide , covering — when Paugus Bay is included—with a maximum depth of ....
      
      
      • Red Hill River
        Red Hill River
        The Red Hill River is a river in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed....
        
        
      • Melvin River
        Melvin River
        The Melvin River is an river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed.The Melvin River lies entirely within the town of Tuftonboro, New Hampshire...
        
        
      • Merrymeeting River
        Merrymeeting River
        The Merrymeeting River is a river located in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed....
        
        
      • Gunstock River
        Gunstock River
        The Gunstock River is a river in the Lakes Region of central New Hampshire in the United States. It is a tributary of Lake Winnipesaukee, part of the Merrimack River watershed.The Gunstock River is entirely within the town of Gilford, New Hampshire...
        
        

Connecticut River

• Connecticut River
  Connecticut River
  The Connecticut River is the largest and longest river in New England, and also an American Heritage River. It flows roughly south, starting from the Fourth Connecticut Lake in New Hampshire. After flowing through the remaining Connecticut Lakes and Lake Francis, it defines the border between the...
  
  
  • Millers River
    Millers River
    The Millers River is a river in northern Massachusetts, originating in Ashburnham and joining the Connecticut River just downstream from Millers Falls, Massachusetts...
    
    
    • Tarbell Brook
      Tarbell Brook
      Tarbell Brook is a 10.1 mile long stream located in southwestern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Millers River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
      
      
    • North Branch Millers River
      North Branch Millers River
      The North Branch of the Millers River is a river in southwestern New Hampshire and northern Massachusetts in the United States. It is a tributary of the Millers River, which flows west to the Connecticut River, which in turn flows south to Long Island Sound, an arm of the Atlantic Ocean.The North...
      
      
  • Ashuelot River
    Ashuelot River
    The Ashuelot River is a tributary of the Connecticut River, approximately long, in southwestern New Hampshire in the United States. It drains a mountainous area of , including much of the area known as the Monadnock Region...
    
    
    • Mirey Brook
      Mirey Brook
      Mirey Brook is a 6.5 mile long stream located in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
      
      
    • South Branch Ashuelot River
      South Branch Ashuelot River
      The South Branch of the Ashuelot River is a 17.4 mile long river located in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
      
      
    • The Branch
      The Branch
      The Branch is a 2.6 mile long river located entirely in the city of Keene, in southwestern New Hampshire in the United States. It is a tributary of the Ashuelot River, itself a tributary of the Connecticut River, which flows to Long Island Sound....
      
      
      • Otter Brook
  • Partridge Brook
    Partridge Brook
    Partridge Brook is a 7.5 mile long stream located in southwestern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
    
    
  • Cold River
    Cold River (Connecticut River)
    The Cold River is a 22.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
    
    
    • Great Brook
      Great Brook (Cold River)
      Great Brook is a 10.0 mile long tributary of the Cold River in western New Hampshire in the United States.Part of the Connecticut River watershed, Great Brook begins in the highlands in the town of Acworth, New Hampshire and flows southwest through the center of the town of Langdon, joining the...
      
      
  • Little Sugar River
    Little Sugar River (New Hampshire)
    The Little Sugar River is a river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound...
    
    
  • Sugar River
    Sugar River (New Hampshire)
    The Sugar River is a 27.0 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
    
    
    • North Branch Sugar River
      North Branch Sugar River
      The North Branch of the Sugar River is a 10.1 mile long river located in western New Hampshire in the United States. It is a tributary of the Sugar River, which flows to the Connecticut River, which flows to Long Island Sound....
      
      
      • Stocker Brook
        Stocker Brook
        Stocker Brook is a 2.9 mile long stream located in western New Hampshire in the United States. It is a tributary of the North Branch of the Sugar River, part of the Connecticut River and Long Island Sound drainage basin....
        
        
    • South Branch Sugar River
      South Branch Sugar River
      The South Branch of the Sugar River is a 6.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Sugar River, which flows to the Connecticut River, which flows to Long Island Sound....
      
      
  • Blow-me-down Brook
    Blow-me-down Brook
    Blow-me-down Brook is a 12.8 mile long stream located in western New Hampshire in the United States.  It is a tributary of the Connecticut River, which flows to Long Island Sound....
    
    
  • Mascoma River
    Mascoma River
    The Mascoma River is a 31.6 mile long river located in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound. The Mascoma comprises two sections which are split by Mascoma Lake in the communities of Enfield and Lebanon...
    
    
    • Knox River
      Knox River
      The Knox River is a 2.5 mile long river located in western New Hampshire in the United States. The river is an inlet of Mascoma Lake, which drains by the Mascoma River to the Connecticut River and ultimately Long Island Sound....
      
      
    • Indian River
      Indian River (New Hampshire)
      The Indian River is a 12.8 mile long river located in western New Hampshire in the United States. The river is a tributary of the Mascoma River, which in turn flows to the Connecticut River and ultimately Long Island Sound....
      
      
  • Mink Brook
    Mink Brook
    Mink Brook is a 9.5 mile long stream in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound.Mink Brook lies entirely in the town of Hanover, New Hampshire...
    
    
  • Oliverian Brook
    Oliverian Brook
    Oliverian Brook is a 13.1 mile long river in western New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound....
    
    
  • Ammonoosuc River
    Ammonoosuc River
    The Ammonoosuc River is a river, 55 mi long, in northwestern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound. "Ammonoosuc" is Abnaki for "small, narrow fishing place"....
    
    
    • Wild Ammonoosuc River
      Wild Ammonoosuc River
      The Wild Ammonoosuc River is a tributary of the Ammonoosuc River, about long, in northwestern New Hampshire in the United States. Via the Ammonoosuc River, it is part of the watershed of the Connecticut River, which flows to Long Island Sound....
      
      
    • Gale River
      Gale River
      The Gale River is a 13.1 mile long tributary of the Ammonoosuc River in northwestern New Hampshire in the United States. Via the Ammonoosuc, it is part of the watershed of the Connecticut River, which flows to Long Island Sound....
      
      
      • Ham Branch
        Ham Branch
        The Ham Branch of the Gale River is a 12.2 mile long river in northwestern New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
        
        
      • North Branch Gale River
        North Branch Gale River
        The North Branch of the Gale River is a 5.8 mile long river in the White Mountains of New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
        
        
      • South Branch Gale River
        South Branch Gale River
        The South Branch of the Gale River is a 5.1 mile long river in the White Mountains of New Hampshire in the United States. Via the Gale River, it is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
        
        
    • Little River
      Little River (Ammonoosuc River)
      The Little River is a 7.4 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
      
      
    • Zealand River
      Zealand River
      The Zealand River is a 6.3 mile long river in the White Mountains of New Hampshire in the United States. It is a tributary of the Ammonoosuc River and part of the Connecticut River watershed....
      
      
  • Johns River
  • Israel River
    Israel River
    The Israel River is a river in the White Mountains of New Hampshire. It arises in the township of Low and Burbank's Grant and runs 24 miles generally northwest along U.S. Highway 2, traversing the towns of Jefferson and Lancaster, before joining the Connecticut River...
    
    
    • South Branch Israel River
      South Branch Israel River
      The South Branch of the Israel River is a river in the White Mountains of New Hampshire in the United States. It is a tributary of the Israel River and part of the Connecticut River watershed. For most of its length, it is within the White Mountain National Forest.The South Branch rises on the...
      
      
  • Upper Ammonoosuc River
    Upper Ammonoosuc River
    The Upper Ammonoosuc River is a tributary of the Connecticut River that flows through Coös County in northern part of the northeastern U.S. state of New Hampshire...
    
    
    • Nash Stream
      Nash Stream
      Nash Stream is a 15.3 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
      
      
    • Phillips Brook
      Phillips Brook
      Phillips Brook is a 19.6 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
      
      
    • North Branch Upper Ammonoosuc River
      North Branch Upper Ammonoosuc River
      The North Branch of the Upper Ammonoosuc River is an 11.0 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed....
      
      
    • West Branch Upper Ammonoosuc River
      West Branch Upper Ammonoosuc River
      The West Branch of the Upper Ammonoosuc River is a 6.1 mile long river in northern New Hampshire in the United States. It is a tributary of the Upper Ammonoosuc River and part of the Connecticut River watershed...
      
      
  • Simms Stream
    Simms Stream
    Simms Stream is a 10.4 mile long river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
    
    
  • Mohawk River
    Mohawk River (New Hampshire)
    The Mohawk River is a river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
    
    
    • East Branch Mohawk River
    • West Branch Mohawk River
  • Halls Stream
    Halls Stream
    Halls Stream is a 25.2 mile long tributary of the Connecticut River. For most of its length, it forms the boundary between Canada and the United States, with the province of Quebec to its west and the state of New Hampshire to its east....
    
    
  • Indian Stream
    Indian Stream
    Indian Stream is a tributary of the Connecticut River, approximately 19.1 miles long, in New Hampshire in the United States. It rises in the mountains of extreme northern New Hampshire, in Coos County near the U.S.-Canada border, where the Middle Branch of Indian Stream joins the West Branch...
    
    
  • Perry Stream
    Perry Stream
    Perry Stream is an 18.6 mile long river in northern New Hampshire in the United States. It is a tributary of the Connecticut River, which flows south to Long Island Sound, an arm of the Atlantic Ocean....
    
    

See also

• List of New Hampshire-related topics
• List of National Wild and Scenic Rivers in New Hampshire

External links

• New Hampshire Streamflow Data from the USGS
• New Hampshire watersheds from the EPA