Ab - Al

• Aberjona River
  Aberjona River
  The Aberjona River is a , heavily urbanized river in the northwestern suburbs of Boston, Massachusetts.The river arises in Reading, flows roughly south through Woburn and Winchester, and empties into the Mystic Lakes...
  
   - Massachusetts
• Abiqua Creek
  Abiqua Creek
  Abiqua Creek is a tributary of the Pudding River in the U.S. state of Oregon. The creek originates near Lookout Mountain in the foothills of the Cascade Range in the northwestern part of the state. It flows northwest for about to its confluence with the Pudding, about west of Silverton, in the...
  
   - Oregon
• Abita River
  Abita River
  The Abita River is a river in southeastern Louisiana in the United States. It is a tributary of the Bogue Falaya, which flows to the Tchefuncte River and then onto Lake Pontchartrain....
  
   - Louisiana
• Acushnet River
  Acushnet River
  The Acushnet River is the largest river, long, flowing into Buzzards Bay in southeastern Massachusetts, in the United States. The name "Acushnet" comes from the Wampanoag or Algonquian word, "Cushnea", meaning "as far as the waters", a word that was used by the original owners of the land in...
  
   - Massachusetts
• Agawam River
  Agawam River
  The Agawam River is a stream in southeastern Massachusetts, USA, that is part of the Wareham River estuary watershed. The Agawam River is named in honor of the peaceful Native Americans that helped the Massachusetts Bay Colony establish its first Connecticut River Valley settlement at Springfield,...
  
   - Massachusetts
• Agua Fria River - Arizona
• Ahnapee River
  Ahnapee River
  The Ahnapee River is a river on the Door Peninsula in eastern Wisconsin in the United States. It rises in Door County, Wisconsin and flows through Kewaunee County into Lake Michigan. It is about 15 mi long...
  
   - Wisconsin
• Alabama River
  Alabama River
  The Alabama River, in the U.S. state of Alabama, is formed by the Tallapoosa and Coosa rivers, which unite about north of Montgomery.The river flows west to Selma, then southwest until, about from Mobile, it unites with the Tombigbee, forming the Mobile and Tensaw rivers, which discharge into...
  
   - Alabama
• Alafia River
  Alafia River
  The Alafia River is long, with a watershed of in Hillsborough County flowing into Tampa Bay. The watershed contains ten named lakes and ponds, and 29 named rivers, streams and canals. During the rainy season, excess water is pumped to the new C.W. Bill Young Regional Reservoir, which opened in...
  
   - Florida
• Alagnak River
  Alagnak River
  The Alagnak River is a 79-mile long river in Alaska. It has a catchment area of approximately 1400 square mi . It is located in central Lake and Peninsula Borough...
  
   - Alaska
• Alameda Creek
  Alameda Creek
  Alameda Creek is a large perennial stream in the San Francisco Bay Area. The creek runs for from a lake northeast of Packard Ridge to the eastern shore San Francisco Bay by way of Niles Canyon and a flood control channel.-History:...
  
   - California
• Alamo River
  Alamo River
  The Alamo River is a river flowing west and north from the Mexicali Valley across the Imperial Valley . The river drains into the Salton Sea....
  
   - California
• Alamosa River
  Alamosa River
  The Alamosa River is a river in the southern part of the U.S. state of Colorado. It is about long, flowing roughly east through the San Luis Valley. Its watershed comprises about .The river's name means "shaded with cottonwoods" in Spanish....
  
   - Colorado
• Alapaha River
  Alapaha River
  The Alapaha River is a river in southern Georgia and northern Florida in the United States. It is a tributary of the Suwannee River, which flows to the Gulf of Mexico.- Course :...
  
   - Georgia, Florida
• Alatna River
  Alatna River
  The Alatna River is a federally-designated wild and scenic river partially contained within the boundaries of Gates of the Arctic National Park, Alaska. It is called one of the most beautiful rivers in the United States...
  
   - Alaska
• Albion River
  Albion River
  The Albion River is an river in Mendocino County, California. The river drains about on the Mendocino Coast and empties into the Pacific Ocean near the town of Albion, California, where California State Route 1 crosses it on the Albion River Bridge. The river's overall direction is east to west,...
  
   - California
• Alcovy River
  Alcovy River
  The Alcovy River is a tributary of the Ocmulgee River in north-central Georgia in the United States. Via the Ocmulgee River, it is part of the watershed of the Altamaha River, which flows to the Atlantic Ocean.-Course:...
  
   - Georgia
• Alexander Creek
  Alexander Creek (Susitna River)
  Alexander Creek, also known as Taguntna Creek, is a stream from Alexander Lake which merges with the big Susitna River near the village of Alexander Creek, Alaska also known as Alexander, Alaska, an Alaska Native and Alaska Bush community, in Matanuska-Susitna Borough, Alaska.- Watershed :Alexander...
  
   - Alaska
• Aliso Creek (Los Angeles County)
  Aliso Creek (Los Angeles County)
  Aliso Creek is a major tributary of the Los Angeles River in Los Angeles County, California, with a watershed of . It is the second major tributary to enter the Los Angeles River downstream of the Bell Creek/Calabasas Creek merge. The stream runs about from Aliso Canyon below Oat Mountain to its...
  
   - California
• Aliso Creek (Orange County) - California
• Allagash River
  Allagash River
  The Allagash River is a tributary of the St. John River, approximately long, in northern Maine in the United States. It drains a remote and scenic area of wilderness in the Maine North Woods north of Mount Katahdin...
  
   - Maine
• Allegheny River
  Allegheny River
  The Allegheny River is a principal tributary of the Ohio River; it is located in the Eastern United States. The Allegheny River joins with the Monongahela River to form the Ohio River at the "Point" of Point State Park in Downtown Pittsburgh, Pennsylvania...
  
   - Pennsylvania, New York
• Alligator River
  Alligator River (North Carolina)
  The Alligator River is a small river in eastern North Carolina, USA, separating Dare County with Tyrrell County. It is a tributary of the Albemarle Sound and is part of the Alligator River National Wildlife Refuge. The Lindsey C. Warren Bridge of U.S. Route 64 crosses the river.A 21-mile canal...
  
   - North Carolina
• Alsea River
  Alsea River
  The Alsea River flows from Alsea, an unincorporated community in the coastal mountains of the U.S. state of Oregon, to the Pacific Ocean near the city of Waldport. It begins at the confluence of the North Fork Alsea River and the South Fork Alsea River and ends in Alsea Bay, a wide estuary at...
  
   - Oregon
• Alsek River
  Alsek River
  The Alsek River is a wilderness river flowing from the Yukon into Northern British Columbia and into Alaska. The surrounding area from the Western edge of the Alsek to East of the East Alsek is known to locals as Dry Bay.-Course:...
  
   - Alaska
• Altamaha River
  Altamaha River
  The Altamaha River is a major river of the American state of Georgia. It flows generally eastward for 137 miles from its origin at the confluence of the Oconee River and Ocmulgee River towards the Atlantic Ocean, where it empties into the ocean near Brunswick, Georgia. There are no dams...
  
   - Georgia
• Alum Creek
  Alum Creek
  Alum Creek is long creek that runs north to south in central Ohio. The creek originates in Morrow County and then flows through Delaware County and finally into Franklin County, where it ends at Big Walnut Creek, which drains into the Scioto River. In 1974, the Army Corps of Engineers completed...
  
   - Ohio

Am - An

• Amargosa River
  Amargosa River
  The Amargosa River is an intermittent waterway, long, in southern Nevada and eastern California in the United States. It drains a high desert region, the Amargosa Valley in the Amargosa Desert northwest of Las Vegas, into the Mojave Desert, and finally into Death Valley where it disappears into...
  
   - California, Nevada
• American Fork River - Utah
• American River
  American River
  The American River is a California watercourse noted as the site of Sutter's Mill, northwest of Placerville, California, where gold was found in 1848, leading to the California Gold Rush...
  
   - California
• American River
  American River (Washington)
  The American River is a tributary of the Bumping River, in Washington in the United States. It flows down the east side of the Cascade Range, through Wenatchee National Forest and the William O...
  
   - Washington
• Americano Creek
  Americano Creek
  Americano Creek is a long westward-flowing stream in the California counties of Sonoma and Marin, which flows into the Estero Americano, a long estuary, and thence to the Pacific Ocean. This article covers both watercourses.-Course:...
  
   - California
• Amite River
  Amite River
  The Amite River is a tributary of Lake Maurepas in Mississippi and Louisiana in the United States. It is about long. It starts as two forks in southwestern Mississippi and flows south through Louisiana, passing Greater Baton Rouge, to Lake Maurepas. The lower of the river is navigable...
  
   - Mississippi, Louisiana
• 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"....
  
   - New Hampshire
• Amnicon River - Wisconsin
• Anacostia River
  Anacostia River
  The Anacostia River is a river in the Mid Atlantic region of the United States. It flows from Prince George's County in Maryland into Washington, D.C., where it joins with the Washington Channel to empty into the Potomac River at Buzzard Point. It is approximately long...
  
   - Maryland, District of Columbia
• Anahulu River
  Anahulu River
  The Anahulu River is the longest watercourse on the island of O'ahu in the U.S. state of Hawai'i. It is long.-Description:...
  
   - Hawaii
• Anaktuvuk River
  Anaktuvuk River
  The Anaktuvuk River is a river in Alaska's North Slope. One hundred and thirty-five miles long, it flows west from glaciers in the Endicott Mountains changing direction just north of Anaktuvuk Pass to flow north to the Arctic Coastal Plain where it joins the Colville River...
  
   - Alaska
• Anclote River
  Anclote River
  The Anclote River, running for near Tarpon Springs, Florida flows westward towards the Gulf of Mexico from its source of creeks and springs inland. The river is home to a variety of fish and wildlife. Anclote River is home to the sponging and fishing industries of Tarpon Springs...
  
   - Florida
• Anderson River
  Anderson River (Indiana)
  The Anderson River is a tributary of the Ohio River in southern Indiana in the United States. Via the Ohio, it is part of the watershed of the Mississippi River....
  
   - Indiana
• Andreafsky River
  Andreafsky River
  The Andreafsky River is a river in the U.S. state of Alaska.The Andreafsky River flows southward to its confluence with the Yukon River near the village of St. Mary's. Its entire course lies within the Yukon Delta National Wildlife Refuge....
  
   - Alaska
• 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...
  
   - New Hampshire, Maine
• Angelina River
  Angelina River
  The Angelina River is formed by the junction of Barnhardt and Shawnee creeks three miles northwest of Laneville in southwest central Rusk County, Texas ....
  
   - Texas
• Aniak River
  Aniak River
  The Aniak River is a river in Alaska, USA. Aniak is a Yup'ik word meaning "the place where it comes out," which refers to the mouth of the Aniak River...
  
   - Alaska
• Aniakchak River
  Aniakchak River
  The Aniakchak River is a river in Lake and Peninsula Borough on the Alaska Peninsula. It arises in Surprise Lake in the Aniakchak National Monument and Preserve and flows eastward into Aniakchak Bay and the Pacific Ocean....
  
   - Alaska
• Animas River
  Animas River
  Animas River is a river in the western United States, a tributary of the San Juan River, part of the Colorado River System. The Spanish named the river "Rio de las Animas Perdidas", "River of the Lost Souls". It is also the last free-flowing river in Colorado. The river's free-flowing status...
  
   - Colorado, New Mexico
• Anna River
  Anna River (Michigan)
  The Anna is a small river in the Upper Peninsula of the U.S. state of Michigan. The mouth of the river is at in the city of Munising on the South Bay of the Grand Island Harbor on Lake Superior....
  
   - Michigan
• Annaquatucket River
  Annaquatucket River
  The Annaquatucket River is a river in the U.S. state of Rhode Island. It flows approximately 7 km and drains a watershed of 18.9 km² . There are two dams along the river's length.-Course:...
  
   - Rhode Island
• Annisquam River
  Annisquam River
  The Annisquam River is a tidal, salt-water estuary in Annisquam and Gloucester, Massachusetts, connecting Annisquam Harbor on the north to Gloucester Harbor on the south. The segment between Gloucester Harbor and the Boston and Maine railroad bridge is also known as the Blynman Canal.The estuary is...
  
   - Massachusetts
• Antietam Creek
  Antietam Creek
  Antietam Creek is a tributary of the Potomac River located in south central Pennsylvania and western Maryland in the United States, a region known as the Hagerstown Valley...
  
   - Pennsylvania, Maryland
• Antoine River
  Antoine River
  The Antoine River is a tributary of the Little Missouri River in southwestern Arkansas in the United States. Via the Little Missouri, Ouachita and Red rivers, it is part of the watershed of the Mississippi River. According to the GNIS, it has also been known as Antoine Creek...
  
   - Arkansas
• Anvik River
  Anvik River
  Anvik River is a 140-mile-long river in the U.S. state of Alaska. Itflows southeast to the Yukon River 1.5 miles north of Anvik....
  
   - Alaska

Ap - Ar

• Apalachicola River
  Apalachicola River
  The Apalachicola River is a river, approximately 112 mi long in the State of Florida. This river's large watershed, known as the ACF River Basin for short, drains an area of approximately into the Gulf of Mexico. The distance to its farthest headstream in northeast Georgia is approximately 500...
  
   - Florida
• Apple River
  Apple River (Illinois)
  The Apple River is a tributary of the Mississippi River, about long, in southwestern Wisconsin and northwestern Illinois in the United States. It rises in Lafayette County, Wisconsin, and flows for most of its length in Illinois, through Jo Daviess and Carroll Counties. Along its course it...
  
   - Wisconsin, Illinois
• Apple River
  Apple River (Wisconsin)
  The Apple River is a tributary of the St. Croix River, about 70 mi long, in northwestern Wisconsin in the United States. Via the St. Croix, it is part of the watershed of the Mississippi River....
  
   - Wisconsin
• Applegate River
  Applegate River
  The Applegate River is a long tributary of the Rogue River in the U.S. state of Oregon. It drains approximately . Rising in northern California, it soon crosses the border and flows northeast then northwest to meet the Rogue about west of Grants Pass...
  
   - Oregon
• Appomattox River
  Appomattox River
  The Appomattox River is a tributary of the James River, approximately long, in central and eastern Virginia in the United States, named for the Appomattocs Indian tribe who lived along its lower banks in the 17th century...
  
   - Virginia
• Appoquinimink River
  Appoquinimink River
  The Appoquinimink River is a river flowing to Delaware Bay in northern Delaware in the United States. The river is long and drains an area of on the Atlantic Coastal Plain.The Appoquinimink flows for its entire length in southern New Castle County...
  
   - Delaware
• Aransas River
  Aransas River
  The Aransas River is a short river in south Texas in the United States. It drains an area of the south Texas coastal plains into the Gulf of Mexico. It rises in Bee County southwest of Beeville and north of Skidmore, from the confluence of three creeks: Olmos, Aransas, and Poesta...
  
   - Texas
• Ararat River
  Ararat River
  The Ararat River is a tributary of the Yadkin River in southwestern Virginia and northwestern North Carolina in the United States. Via the Yadkin it is part of the watershed of the Pee Dee River, which flows to the Atlantic Ocean....
  
   - Virginia, North Carolina
• Arikaree River
  Arikaree River
  The Arikaree River is a tributary of the Republican River that starts near Limon in Lincoln County, Colorado. The river flows east into Kansas, crossing the extreme northwestern corner of that state before entering Nebraska...
  
   - Colorado, Kansas, Nebraska
• Arkansas River
  Arkansas River
  The Arkansas River is a major tributary of the Mississippi River. The Arkansas generally flows to the east and southeast as it traverses the U.S. states of Colorado, Kansas, Oklahoma, and Arkansas. The river's initial basin starts in the Western United States in Colorado, specifically the Arkansas...
  
   - Colorado, Kansas, Oklahoma, Arkansas
• Aroostook River
  Aroostook River
  The Aroostook River is a tributary of the Saint John River in the U.S. state of Maine and the Canadian province of New Brunswick. Its basin is the largest sub-drainage of the St. John River....
  
   - Maine
• Arrow Creek
  Arrow Creek (Montana)
  Arrow Creek is a tributary of the Missouri River, approximately 45 miles long, in Montana in the United States. It rises in the Lewis and Clark National Forest near Highwood Baldy in the Highwood Mountains in southern Chouteau County...
  
   - Montana
• Arroyo de en Medio
  Arroyo de en Medio
  Arroyo de en Medio is a coastal stream in western San Mateo County, California. Arroyo de en Medio rises on the western slopes of Montara Mountain and discharges to the Pacific Ocean at Half Moon Bay at the location of the unincorporated community of Miramar at Miramar Beach...
  
   - California
• Arroyo Seco
  Arroyo Seco (Los Angeles County)
  The Arroyo Seco, meaning "dry stream" in Spanish, is a seasonal river, canyon, watershed, and cultural area in Los Angeles County, California, United States. The Arroyo Seco has been called the most celebrated canyon in Southern California.-River course:...
  
   - California
• Arroyo Trabuco - California
• Artichoke River
  Artichoke River
  The Artichoke River is a short tributary of the St. Louis River in northeastern Minnesota in the United States. Via the St. Louis River, it is part of the watershed of Lake Superior. It flows for its entire length in southern St. Louis County...
  
   - Minnesota

As - Aw

• Ashaway River
  Ashaway River
  The Ashaway River is a river in the U.S. state of Rhode Island. It flows approximately 4 km . There are three dams along the river's length.- Course :The river is formed in Hopkinton by the confluence of Parmenter Brook and the Green Fall River...
  
   - Rhode Island
• Ashepoo River
  Ashepoo River
  Ashepoo River is a short blackwater river in South Carolina. It rises in a confluence of swamps south of Walterboro, flows in southeast direction and then empties into Saint Helena Sound at . The entire course of the river lies within the boundaries of Colleton County...
  
   - South Carolina
• Ashippun River
  Ashippun River
  The Ashippun River is a tributary of the Rock River in southeastern Wisconsin in the United States. The Ashippun's watershed lies in Dodge, Washington and Waukesha counties. Its tributaries include Mud Run, Dawson Creek and Davey Creek.-Description:...
  
   - Wisconsin
• Ashley River
  Ashley River (South Carolina)
  The Ashley River is a blackwater / tidal river in South Carolina, rising from the Wassamassaw and Great Cypress Swamps in western Berkeley County. It consolidates its main channel about five miles west of Summerville, widening into a tidal estuary just south of Fort Dorchester...
  
   - South Carolina
• Ashtabula River
  Ashtabula River
  The Ashtabula River is a river located northeast of Cleveland in Ohio. The river flows into Lake Erie at the city of Ashtabula, Ohio. It is 40 mi in length and drains 137 mi² .-Name:...
  
   - Ohio
• 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...
  
   - New Hampshire
• Assabet River
  Assabet River
  The Assabet River is a small river about west of Boston, Massachusetts. The river is long. The , headquartered in West Concord, Massachusetts, is a non-profit organization dedicated to the preservation, protection, and enhancement of the natural and recreational features of the Assabet River and...
  
   - Massachusetts
• Assonet River
  Assonet River
  The Assonet River is located in Bristol County, Massachusetts. It flows in a westerly direction through Freetown and joins the Taunton River near Assonet Neck in Berkley, Massachusetts. -Description:...
  
   - Massachusetts
• Atchafalaya River
  Atchafalaya River
  The Atchafalaya River is a distributary of the Mississippi River and Red River in south central Louisiana in the United States. It flows south, just west of the Mississippi River....
  
   - Louisiana
• Au Sable River
  Au Sable River (Michigan)
  The Au Sable River in Michigan runs approximately through the northern Lower Peninsula, through the towns of Grayling and Mio, and enters Lake Huron at Oscoda. It is considered one of the best brown trout fisheries east of the Rockies and has been designated a blue ribbon trout stream by the...
  
   - Michigan
• Aucilla River
  Aucilla River
  The Aucilla River rises close to Thomasville, Georgia, USA, and passes through the Big Bend region of Florida, emptying into the Gulf of Mexico at Apalachee Bay. The river is long and has a drainage basin of . The Wacissa River is a tributary...
  
   - Florida
• Auglaize River
  Auglaize River
  The Auglaize River is a tributary of the Maumee River in northwestern Ohio in the United States. It drains a primarily rural farming area in the watershed of Lake Erie. The name of the river either comes from a Shawnee phrase meaning "fallen timbers" or a French term for "frozen water."It rises in...
  
   - Ohio
• Ausable River - New York
• Awuna River
  Awuna River
  The Awuna River is a tributary of the Colville River in Alaska....
  
  - Alaska