Submarine Development Squadron 12

Submarine Development Squadron 12
Unit name	Submarine Development Squadron 12
Dates	1969 – present
Country	United States
Branch	United States Navy
Type	Submarine development and testing
Role	Undersea warfare technology development
Size	Squadron
Command structure	Commander, Submarine Force Atlantic (COMSUBLANT)
Garrison	Naval Submarine Base New London
Garrison label	Homeport

Submarine Development Squadron 12 is a specialized United States Navy squadron responsible for the development, testing, and evaluation of advanced undersea warfare systems and tactics. Established during the height of the Cold War, the squadron operates a unique fleet of submarines and support vessels dedicated to technological innovation. It falls under the operational control of Commander, Submarine Force Atlantic and is a key component of the Naval Sea Systems Command's testing infrastructure. The squadron's work directly supports the operational superiority of the United States submarine force.

History

The squadron was established in 1969, consolidating various specialized units to centralize research and development efforts for the Atlantic Fleet. Its creation was driven by the escalating technological competition with the Soviet Navy during the Cold War, particularly in areas like anti-submarine warfare and deep-sea operations. Throughout the 1970s and 1980s, it played a pivotal role in integrating new sonar systems, torpedo countermeasures, and submarine-launched cruise missile capabilities. Following the end of the Cold War, its mission evolved to include support for Special Operations Command and the development of unmanned underwater vehicle technologies.

Mission and Functions

The primary mission is to conduct at-sea testing and evaluation of prototype undersea warfare systems and to provide operational platforms for deep submergence operations. Key functions include supporting the research and development efforts of the Naval Undersea Warfare Center and the Office of Naval Research. The squadron is also tasked with developing and refining tactical procedures for newly fielded technologies before their fleet-wide introduction. It provides dedicated submarines and expertise for sensitive operations, including those involving Naval Special Warfare Development Group and other special operations forces.

Organization and Command

The squadron is commanded by a captain who reports directly to Commander, Submarine Force Atlantic at Naval Station Norfolk. The command structure includes departments for operations, maintenance, and safety, overseeing a mix of military, civilian, and contractor personnel. It works in close coordination with other warfare centers, including the Space and Naval Warfare Systems Command and the Defense Advanced Research Projects Agency. The command also liaises with allied navies, such as the Royal Navy and the Royal Australian Navy, on joint development projects.

Assigned Units and Vessels

The squadron operates a diverse array of vessels, most notably the USS *Seawolf* (SSN-21), which serves as an advanced test platform. Other historically significant assigned submarines have included the USS *Memphis* (SSN-691) and the unique research vessel NR-1. The squadron also oversees the operations of Dry Deck Shelter systems and advanced remotely operated vehicles like the Deep Drone. Support is provided by vessels such as the MV *Carolyn Chouest* and other Military Sealift Command assets.

Notable Operations and Exercises

The squadron has participated in numerous classified operations and major exercises, including the annual Exercise Bold Alligator and Exercise Joint Warrior. It has been integral to testing phases for major programs like the AN/BLQ-11 autonomous underwater vehicle and various mine countermeasures systems. Its submarines have supported real-world missions for United States European Command and United States Central Command. The squadron's work is often showcased in advanced warfighting experiments conducted by the United States Fleet Forces Command.

Homeport and Facilities

The squadron is homeported at Naval Submarine Base New London in Groton, Connecticut. This location provides direct access to the deep-water testing ranges of the Atlantic Ocean and the facilities of the Naval Undersea Warfare Center in Newport, Rhode Island. Its vessels utilize specialized pierside support infrastructure for sensitive payload handling and system integration. The base's proximity to major defense contractors in the Northeastern United States and academic institutions like the Massachusetts Institute of Technology fosters close collaboration on cutting-edge research.

Category:Submarine squadrons of the United States Navy Category:Military units and formations established in 1969 Category:Military in Groton, Connecticut