USS ''South Dakota'' (SSN-790), is a

nuclear powered Nuclear power is the use of nuclear reactions to produce electricity. Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions. Presently, the vast majority of electricity from nuclear power is produced b ...

in service with the

United States Navy The United States Navy (USN) is the maritime service branch of the United States Armed Forces and one of the eight uniformed services of the United States. It is the largest and most powerful navy in the world, with the estimated tonnage ...

. The contract to build her was awarded to

Huntington Ingalls Industries HII (formerly Huntington Ingalls Industries, Inc.) is the largest military shipbuilding company in the United States as well as a provider of professional services to partners in government and industry. HII, ranked No. 371 on the Fortune 500, w ...

in partnership with the

Electric Boat An electric boat is a powered watercraft driven by electric motors, which are powered by either on-board battery packs, solar panels or generators. While a significant majority of water vessels are powered by diesel engines, with sail pow ...

division of

General Dynamics General Dynamics Corporation (GD) is an American publicly traded, aerospace and defense corporation headquartered in Reston, Virginia. As of 2020, it was the fifth-largest defense contractor in the world by arms sales, and 5th largest in the Uni ...

Newport News, Virginia Newport News () is an independent city in the U.S. state of Virginia. At the 2020 census, the population was 186,247. Located in the Hampton Roads region, it is the 5th most populous city in Virginia and 140th most populous city in the Uni ...

on 22 December 2008. This boat is the seventh of the Block III submarines which will feature a revised bow, including some technology from SSGNs. The keel laying ceremony took place on 4 April 2016. The boat's sponsor is Deanie Dempsey, wife of

General A general officer is an Officer (armed forces), officer of highest military ranks, high rank in the army, armies, and in some nations' air forces, space forces, and marines or naval infantry. In some usages the term "general officer" refers t ...

Martin Dempsey Martin “Marty” Edward Dempsey (born March 14, 1952), is a retired United States Army general who served as the 18th chairman of the Joint Chiefs of Staff from October 1, 2011 until September 25, 2015. He previously served as the 37th chief o ...

. Her christening ceremony took place on 14 October 2017 in

Groton, Connecticut Groton is a town in New London County, Connecticut located on the Thames River. It is the home of General Dynamics Electric Boat, which is the major contractor for submarine work for the United States Navy. The Naval Submarine Base New London is ...

References

* Virginia-class submarines Nuclear submarines of the United States Navy Ships built in Groton, Connecticut Proposed ships of the United States Navy {{US-submarine-stub