The first USS Pensacola was a screw steamer

Steamboat

A steamboat or steamship, sometimes called a steamer, is a ship in which the primary method of propulsion is steam power, typically driving propellers or paddlewheels...

 that served in the United States Navy

United States Navy

The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...

 during the U.S. Civil War.

Pensacola was launched by the Pensacola Navy Yard on August 15, 1859, and commissioned there on December 5, 1859, for towing to Washington Navy Yard

Washington Navy Yard

The Washington Navy Yard is the former shipyard and ordnance plant of the United States Navy in Southeast Washington, D.C. It is the oldest shore establishment of the U.S. Navy...

 for installation of machinery. She was decommissioned January 31, 1860, and commissioned in full on September 16, 1861, Captain Henry W. Morris in command.

Civil War, 1862–1864

Pensacola departed Alexandria, Virginia

Alexandria, Virginia

Alexandria is an independent city in the Commonwealth of Virginia. As of 2009, the city had a total population of 139,966. Located along the Western bank of the Potomac River, Alexandria is approximately six miles south of downtown Washington, D.C.Like the rest of northern Virginia, as well as...

 on January 11, 1862, for the Gulf of Mexico

Gulf of Mexico

The Gulf of Mexico is a partially landlocked ocean basin largely surrounded by the North American continent and the island of Cuba. It is bounded on the northeast, north and northwest by the Gulf Coast of the United States, on the southwest and south by Mexico, and on the southeast by Cuba. In...

 to join Admiral

Admiral

Admiral is the rank, or part of the name of the ranks, of the highest naval officers. It is usually considered a full admiral and above vice admiral and below admiral of the fleet . It is usually abbreviated to "Adm" or "ADM"...

 David Farragut

David Farragut

David Glasgow Farragut was a flag officer of the United States Navy during the American Civil War. He was the first rear admiral, vice admiral, and admiral in the United States Navy. He is remembered in popular culture for his order at the Battle of Mobile Bay, usually paraphrased: "Damn the...

's newly created West Gulf Blockading Squadron. She steamed with that fleet in the historic dash past Confederate Fort St. Philip and Fort Jackson

Battle of Forts Jackson and St. Philip

The Battle of Forts Jackson and St. Philip was the decisive battle for possession of New Orleans in the American Civil War. The two Confederate forts on the Mississippi River south of the city were attacked by a Union Navy fleet...

 which protected New Orleans, Louisiana

Louisiana

Louisiana is a state located in the southern region of the United States of America. Its capital is Baton Rouge and largest city is New Orleans. Louisiana is the only state in the U.S. with political subdivisions termed parishes, which are local governments equivalent to counties...

 on April 24. The next day, Pensacola engaged batteries below that great Confederate metropolis. On April 26, a landing party raised the United States flag

Flag of the United States

The national flag of the United States of America consists of thirteen equal horizontal stripes of red alternating with white, with a blue rectangle in the canton bearing fifty small, white, five-pointed stars arranged in nine offset horizontal rows of six stars alternating with rows...

 over the mint at New Orleans.

During the next two years, she helped guard the lower Mississippi River

Mississippi River

The Mississippi River is the largest river system in North America. Flowing entirely in the United States, this river rises in western Minnesota and meanders slowly southwards for to the Mississippi River Delta at the Gulf of Mexico. With its many tributaries, the Mississippi's watershed drains...

, returning to New York Navy Yard where she decommissioned April 29, 1864, for the installation of new and improved machinery originally intended for the cancelled sloop-of-war

Sloop-of-war

In the 18th and most of the 19th centuries, a sloop-of-war was a warship with a single gun deck that carried up to eighteen guns. As the rating system covered all vessels with 20 guns and above, this meant that the term sloop-of-war actually encompassed all the unrated combat vessels including the...

 .

Pacific Squadron, 1866–1884

Recommissioned August 16, 1866, Pensacola sailed around Cape Horn

Cape Horn

Cape Horn is the southernmost headland of the Tierra del Fuego archipelago of southern Chile, and is located on the small Hornos Island...

 to join the Pacific Squadron

Pacific Squadron

The Pacific Squadron was part of the United States Navy squadron stationed in the Pacific Ocean in the 19th and early 20th centuries. Initially with no United States ports in the Pacific, they operated out of storeships which provided naval supplies and purchased food and obtained water from local...

, serving from time to time as flagship

Flagship

A flagship is a vessel used by the commanding officer of a group of naval ships, reflecting the custom of its commander, characteristically a flag officer, flying a distinguishing flag...

. Her cruising ranged from Chile

Chile

Chile ,officially the Republic of Chile , is a country in South America occupying a long, narrow coastal strip between the Andes mountains to the east and the Pacific Ocean to the west. It borders Peru to the north, Bolivia to the northeast, Argentina to the east, and the Drake Passage in the far...

 to Puget Sound

Puget Sound

Puget Sound is a sound in the U.S. state of Washington. It is a complex estuarine system of interconnected marine waterways and basins, with one major and one minor connection to the Strait of Juan de Fuca and the Pacific Ocean — Admiralty Inlet being the major connection and...

 and west to Hawaii

Hawaii

Hawaii is the newest of the 50 U.S. states , and is the only U.S. state made up entirely of islands. It is the northernmost island group in Polynesia, occupying most of an archipelago in the central Pacific Ocean, southwest of the continental United States, southeast of Japan, and northeast of...

. While in the harbor of Coquimbo

Coquimbo

Coquimbo is a port city, commune and capital of the Elqui Province, located on the Pan-American Highway, in the Coquimbo Region of Chile. Coquimbo lies in a valley south of La Serena, with which it forms Greater La Serena with more than 400,000 inhabitants. The commune spans an area around the...

, Chile, on 30 July 1873, Ordinary Seaman Patrick Regan jumped overboard and rescued a drowning crewmate, for which he was later awarded the Medal of Honor

Medal of Honor

The Medal of Honor is the highest military decoration awarded by the United States government. It is bestowed by the President, in the name of Congress, upon members of the United States Armed Forces who distinguish themselves through "conspicuous gallantry and intrepidity at the risk of his or her...

. But for two periods in ordinary, February 15, 1870 to October 14, 1871, and December 31, 1873 to July 13, 1874, Pensacola continued this duty until detached from the Pacific squadron in June 1883. Departing Callao, Peru on July 18, she sailed west across the Pacific and Indian Ocean

Indian Ocean

The Indian Ocean is the third largest of the world's oceanic divisions, covering approximately 20% of the water on the Earth's surface. It is bounded on the north by the Indian Subcontinent and Arabian Peninsula ; on the west by eastern Africa; on the east by Indochina, the Sunda Islands, and...

s, transited the Suez Canal

Suez Canal

The Suez Canal , also known by the nickname "The Highway to India", is an artificial sea-level waterway in Egypt, connecting the Mediterranean Sea and the Red Sea. Opened in November 1869 after 10 years of construction work, it allows water transportation between Europe and Asia without navigation...

, and steamed the length of the Mediterranean Sea

Mediterranean Sea

The Mediterranean Sea is a sea connected to the Atlantic Ocean surrounded by the Mediterranean region and almost completely enclosed by land: on the north by Anatolia and Europe, on the south by North Africa, and on the east by the Levant...

 before crossing the Atlantic to arrive in Hampton Roads

Hampton Roads

Hampton Roads is the name for both a body of water and the Norfolk–Virginia Beach metropolitan area which surrounds it in southeastern Virginia, United States...

 on May 4, 1884. She decommissioned at Norfolk, Virginia

Norfolk, Virginia

Norfolk is an independent city in the Commonwealth of Virginia in the United States. With a population of 242,803 as of the 2010 Census, it is Virginia's second-largest city behind neighboring Virginia Beach....

 on May 23.

Atlantic and Pacific, 1885–1892

Recommissioned April 4, 1885, Pensacola operated in European waters until returning to Norfolk in February 1888 for repairs. Operations along the Atlantic Coast and a cruise along the coast of Africa

Africa

Africa is the world's second largest and second most populous continent, after Asia. At about 30.2 million km² including adjacent islands, it covers 6% of the Earth's total surface area and 20.4% of the total land area...

 ended when the ship returned to New York

New York

New York is a state in the Northeastern region of the United States. It is the nation's third most populous state. New York is bordered by New Jersey and Pennsylvania to the south, and by Connecticut, Massachusetts and Vermont to the east...

 in May 1890. In August she headed back to familiar haunts in the Pacific, arriving in San Francisco on August 10, 1891. Following a visit to Hawaii

Hawaii

Hawaii is the newest of the 50 U.S. states , and is the only U.S. state made up entirely of islands. It is the northernmost island group in Polynesia, occupying most of an archipelago in the central Pacific Ocean, southwest of the continental United States, southeast of Japan, and northeast of...

, she decommissioned at Mare Island

Mare Island

Mare Island is a peninsula in the United States alongside the city of Vallejo, California, about northeast of San Francisco. The Napa River forms its eastern side as it enters the Carquinez Strait juncture with the east side of San Pablo Bay. Mare Island is considered a peninsula because no full...

 on April 18, 1892.

Training and receiving ship, 1898–1911

Recommissioned on November 22, 1898, Pensacola served as a training ship for Naval apprentices until going back into ordinary on May 31, 1899. She was back in commission July 14, 1901, subsequently used as receiving ship at Yerba Buena Training Station

Yerba Buena Island

Yerba Buena Island sits in the San Francisco Bay between San Francisco and Oakland, California. The Yerba Buena Tunnel runs through its center and connects the western and eastern spans of the San Francisco-Oakland Bay Bridge. It has had several other names over the decades: Sea Bird Island, Wood...

, San Francisco until finally decommissioning on December 6, 1911, and struck from the Navy Register on December 23. She was burned and sunk by the Navy in San Francisco Bay near Hunters Point early in May 1912.