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| USS Housatonic (1861) | |
|---|---|
| Ship name | USS Housatonic |
| Ship namesake | Housatonic River |
| Ship builder | Lawrence & Foulks |
| Ship launched | 1861 |
| Ship in service | 1861–1864 |
| Ship displacement | 1240 tons |
| Ship length | 158 ft |
| Ship beam | 25 ft |
| Ship propulsion | steam engine, sail |
| Ship armament | one 12-pounder rifle, one 30-pounder Dahlgren |
| Ship sarmor | n/a |
| Ship notes | Union sloop-of-war sunk by submarine attack |
USS Housatonic (1861) was a wooden-hulled sloop-of-war commissioned into the United States Navy during the American Civil War to enforce the Union blockade of the Confederate States. Built in 1861 at New York shipyards, she served primarily along the Atlantic coast of the United States and in the waters off Charleston, South Carolina, until becoming the first warship destroyed by a submarine in history when she was sunk in 1864. Her loss to the Confederate submarine CSS H. L. Hunley marked a pivotal moment in naval warfare and prompted changes in naval engineering, blockade strategy, and underwater ordnance development.
Housatonic was built by Lawrence & Foulks at City Island, launched in 1861 and purchased by the United States Navy for service in the Union blockade under the Anaconda Plan. She was a wooden-hulled sloop-of-war with auxiliary steam propulsion provided by a vertical engine and single screw, retaining a full suite of sails for extended cruising like contemporary sloops-of-war such as USS Saratoga (1842) and USS Kearsarge (1861). Her armament, arranged on a single gun deck, included pivot-mounted Dahlgren guns and rifled cannon comparable to ordnance aboard USS Brooklyn (1858) and USS Hartford (1858). Designers balanced speed, endurance, and shallow draft to enable station-keeping off barrier islands, inlets, and the approaches to fortified ports such as Charleston Harbor and Savannah, Georgia. Housatonic’s hull and fitting reflected mid-19th-century American shipbuilding practices evident in yards across New England and New York.
After commissioning, Housatonic joined the South Atlantic Blockading Squadron under Rear Admiral John A. Dahlgren and later Rear Admiral John A. Rodgers for operations off Charleston, South Carolina and the Sea Islands. She conducted patrols, intercepted blockade runners similar to CSS Defiance and CSS Lady Davis, and supported amphibious operations and reconnaissance associated with Fort Sumter and the operations around Fort Sumter. Housatonic captured multiple small prizes and carried out shore bombardments and boat expeditions against Confederate positions connected to the defenses of Charleston Harbor and Wilmington, North Carolina. Her routine at blockade stations mirrored vessels like USS Monticello (1859) and USS Pawnee (1859), exposing crews to hazards from mines (then called torpedoes), sharpshooters, and small-craft attacks mounted by Confederate forces including Lewis G. Hayden-era irregulars.
On the night of February 17, 1864, while on blockade duty off Charleston Harbor and anchored near Morris Island, Housatonic was approached by the Confederate hand-powered submarine CSS H. L. Hunley commanded by Lieutenant George E. Dixon. The Hunley used a spar-mounted torpedo charged with black powder to detonate against Housatonic’s starboard hull below the waterline. The explosion caused catastrophic flooding; Housatonic sank within minutes, and five sailors were killed outright with others drowning or succumbing later, while the majority of the crew were rescued by nearby blockaders and boats from Union Army positions on Folly Island and Morris Island. The attack, executed after precedents such as Confederate experiments with submersibles and spar torpedoes, represented the first successful sinking of a warship by a submarine in naval history. Hunley herself disappeared shortly after the attack; her fate remained unknown until her recovery in the 21st century.
The wreck of Housatonic lay in shallow coastal waters until 1970s and later archaeological interest intensified following discoveries related to CSS H. L. Hunley and Civil War maritime heritage projects. Systematic surveys by maritime archaeologists from institutions including South Carolina Institute of Archaeology and Anthropology and Woods Hole Oceanographic Institution employed side-scan sonar, magnetometer surveys, and diver-based excavations to document the hull remains, guns, personal effects, and the wreck’s context within Charleston Harbor’s contested seabed. Artifacts recovered and recorded illuminated daily life aboard a blockader and the effects of spar-torpedo technology on wooden warships, informing scholarship published in venues associated with Smithsonian Institution and leading maritime archaeologists such as E. Lee Spence and teams linked to National Park Service maritime programs. Conservation of timbers, ordnance, and material culture followed protocols developed by the Conservation Analytical Laboratory and specialists in archaeological conservation.
Housatonic’s sinking influenced naval doctrine, prompting innovations in anti-submarine warfare thinking, harbor defenses, and ship design that anticipated later developments in steel warship construction and torpedo tactics used by nations such as Great Britain, Germany, and Imperial Russia. The event is commemorated in memorials near Charleston, exhibits at museums including the Patriots Point Naval & Maritime Museum and interpretive materials at Fort Sumter National Monument, and in scholarly works on Civil War naval history by historians like James M. McPherson and Admiral J. A. Johnston. The story of Housatonic and Hunley continues to appear in documentaries produced by PBS, National Geographic, and History Channel, and in public history programs sponsored by South Carolina cultural agencies. The wreck site remains a protected cultural resource under state and federal statutes and is a focus for ongoing education, commemoration, and maritime heritage preservation.
Category:United States Navy ships Category:Shipwrecks of the American Civil War Category:1861 ships