Submarine Squadron 1

COMSUBRON ONE

 
Pearl Harbor, HI
 
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Submarine Squadron 1 Headlines

USS Jefferson City arrives at New Homeport in Pearl Harbor
July 9, 2026
JOINT BASE PEARL HARBOR-HICKAM, Hawaii (July 9, 2026) – U.S. Sailors assigned to Los Angeles-class fast-attack submarine USS Jefferson City (SSN 759) conduct mooring operations as Jefferson City arrives at Joint Base Pearl Harbor-Hickam during its change of homeport, July 9, 2026. Jefferson City is assigned to Submarine Squadron 7 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Chief Mass Communication Specialist Omar A. Dominquez)
Pacific Submarine Force Reestablishes Submarine Squadron 3
June 10, 2026
USS Hawaii (SSN 776) departs HMAS Stirling.
USS Illinois (SSN 786) Holds Change of Command Ceremony
January 16, 2026
JOINT BASE PEARL HARBOR-HICKAM, Hawaii (Jan. 16, 2026) - Cmdr. Jeffrey Vandenengel, commanding officer of Virginia-class fast-attack submarine USS Illinois (SSN 786), salutes the sideboys as he departs the change of command ceremony for Illinois at the USS Parche Park and Submarine Memorial on Joint Base Pearl Harbor-Hickam, Hawaii, Jan. 16, 2026. Illinois is assigned to Submarine Squadron 1 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)

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