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NavSource Online: Amphibious Photo Archive

USS Poseidon (ARL-12)

International Radio Call Sign:
November - Juliet - Kilo - Uniform
Awards, Citations and Campaign Ribbons

Precedence of awards is from left to right
American Campaign Medal - Asiatic-Pacific Campaign Medal (1) - World War II Victory Medal

Achelous Class Landing Craft Repair Ship:
  • Laid down as LST-1037,10 July 1944, at Boston Navy Yard, Boston, MA.
  • Reclassified a Landing Craft Repair Ship ARL, 12 July 1944
  • Launched, 24 August 1944
  • Placed in reduced Commission as USS Poseidon (ARL-12), 22 September 1944, LT. William E. Flanigan USNR for transit to her conversion yard at Baltimore, MD.
  • Decommissioned, 2 October 1944
  • Recommissioned USS Poseidon (ARL-12), 13 February 1945, at Baltimore, MD., LT William E. Flanigan USNR in command
  • During World War II USS Poseidon was assigned to the Asiatic-Pacific Theater and participated in the following campaign:

    Asiatic-Pacific Campaign
    Campaign and Dates
    Okinawa Gunto operation
    Assault and occupation of Okinawa Gunto, 4 to 30 June 1945
  • Decommissioned, 30 November 1946
  • Laid up in the Pacific Reserve Fleet, Columbia River Group
  • Struck from the Naval Register 1 July 1961
  • USS Poseidon earned one battle star for World War II service
  • Sold, 3 November 1961 to Marine Power and Equipment Co., Seattle WA.
  • Final Disposition, fate unknown
    Displacement 3,900 t.(lt) 4,100 t.(fl)
    Length 328'
    Beam 50'
    Draft 11' 2" (lim)
    Speed 11.6 kts.
    Largest Boom Capacity 60 t.
    Officers 22
    Enlisted 233
    one single 3"/50 cal. dual purpose gun mount
    two quad 40mm AA gun mounts w/Mk. 51 directors
    six twin 20 mm AA gun mounts
    Fuel Capacity
    Diesel 4,715 Bbls
    two General Motors 12-567A Diesel engines
    single Falk Main Reduction Gears
    Ship's Service Generators
    three Diesel-drive 100Kw 120V/240V D.C.
    two Diesel-drive 100Kw 450V A.C.
    two propellers, 1,800shp
    twin rudders

    Click On Image
    For Full Size Image
    Size Image Description Contributed
    Poseidon 57k USS Poseidon (ARL-12) at anchor off Okinawa, circa 1945 Bob Flaugher
    USS Poseidon (ARL-12)
    Poseidon 43k USS Poseidon (ARL-12) at anchor off Okinawa, circa 1945 Bob Flaugher
    USS Poseidon (ARL-12)
    Poseidon 32k USS Poseidon (ARL-12) at anchor off Okinawa, circa 1945 while repairing damaged ships Bob Flaugher
    USS Poseidon (ARL-12)

    USS Poseidon (ARL-12)
    Dictionary of American Naval Fighting Ships (DANFS)
    Commanding Officers
    01LT. Flanigan, William Edward, USNR22 September 1944 - 2 October 1944
     Decommissioned2 October 1944 - 13 February 1945 - 3 June 1946
    02LT. Flanigan, William Edward, USNR13 February 1945 - 3 March 1946
    03LT. Kissick, Lyle Marion, USN3 March 1946 - 30 November 1946
    Courtesy Wolfgang Hechler and Ron Reeves

    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

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    This page is created and maintained by Gary P. Priolo
    All pages copyright NavSource Naval History
    Last Updated 29 September 2017