Naval History and Heritage Command

Naval History and Heritage Command

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Colorado IV (SSN-788)


The fourth U.S. Navy ship named Colorado in honor of the 38th State, admitted to the Union on 1 August 1876. The first Colorado, a steam screw frigate, served from 1858–1885. The second Colorado (Armored Cruiser No. 7) was renamed Pueblo (Armored Cruiser No. 7) on 9 November 1916, and served from 1905–1919 and 1921–1930. The third Colorado, a battleship (BB-45), served from 1923–1959. 


(SSN-788: displacement 7,800; length 377'; beam 33'; draft 32'; speed 25+ knots; complement 132; armament Mk 48 Advanced Capability upgrade (ADCAP) torpedoes, UGM-109 Tomahawk cruise missiles, Advanced Mobile Mines, and Unmanned Underwater Vehicles (UUVs); class Virginia

The fourth Colorado (SSN-788) was laid down on 7 March 2015 at Groton, Conn., by Electric Boat Division, General Dynamics Corp.; launched on 29 December 2016; sponsored by Ms. Annie Mabus, daughter of Secretary of the Navy Raymond E. Mabus Jr.; delivered on 21 September 2017; and commissioned on 17 March 2018, at Naval Submarine Base New London, Conn., Cmdr. Gregory R. Koepp II, in command. 

Detailed history pending. 

Mark L. Evans
19 March 2018

Published: Mon Mar 19 12:45:07 EDT 2018