USS Columbia (SSN 771)

Submarine Squadron 7

Pearl Harbor, HI
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USS Columbia Headlines

USS Columbia Holds Change of Command Ceremony
November 18, 2025
JOINT BASE PEARL HARBOR-HICKAM, Hawaii (Nov. 18, 2025) - Cmdr. Bill Murphy, commanding officer of Los Angeles-class fast-attack submarine USS Columbia (SSN 771), departs the change of command ceremony for Columbia at Joint Base Pearl Harbor-Hickam, Hawaii, Nov. 18, 2025. Columbia is assigned to Submarine Squadron 7 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, special operations forces support, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nicholas Russell)
Submarine Squadron 7 Holds Change of Command Ceremony at Pearl Harbor
July 25, 2025
JOINT BASE PEARL HARBOR-HICKAM, Hawaii (July 25, 2025) - Capt. Jeff Fassbender, incoming commander, Submarine Squadron (CSS) 7, delivers remarks during the CSS 7 change of command ceremony aboard the Los Angeles-class fast-attack submarine USS Columbia (SSN 771), July 25, 2025. During the ceremony, Fassbender, from St. Marys, Kansas, relieved Capt. Corey Poorman, from Severna Park, Maryland, as CSS 7 commodore. (U.S. Navy photo by Mass Communication Specialist 1st Class Scott Barnes)
Exercise Black Widow 2023 Gets Underway in Pacific
October 13, 2023
USS Columbia (SSN 771) gets underway from Joint Base Pearl Harbor-Hickam for exercise Black Widow.