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NavSource Online:
Submarine Chaser Photo Archive

Wapakoneta (PC 579)

Call sign:
November - Uniform - Kilo - Victor

PC-461 Class Submarine Chaser:

  • Laid down 5 January 1942 at Albina Engine and Machine Works Inc., Portland, Oregon
  • Launched 29 April 1942
  • Commissioned USS PC-579, 25 August 1942
  • Named Wapakoneta 15 February 1956
  • Decommissioned 17 December 1955 at Norfolk, VA and laid up in the Atlantic Reserve Fleet, Norfolk Group
  • Struck from the Naval Register 1 July 1960
  • Acquired in 1962 by the Typaldos Line of Piraeus, Greece; converted to a pass anger ship and renamed Hydra
  • Scrapped in 1971 at Piraeus.


  • Displacement 280 t.(lt), 450 t.(fl)
  • Length 173' 8"
  • Beam 23'
  • Draft 10' 10"
  • Speed 20.2 kts.
  • Complement 65
  • Armament: One 3"/50 dual purpose gun mount, one 40mm gun mount, three 20mm guns, two rocket launchers, four depth charge projectors, and two depth charge tracks
  • Propulsion: Two 1,440bhp Fairbanks Morse 38D8 1/8 diesel engines (Serial No. 832353 and 832356), Westinghouse single reduction gear, two shafts.

    Click on thumbnail
    for full size image
    Size Image Description Source
    Albina Works 504k 28 April 1942
    Albina Engine & Machinery Works
    Bob Daly/PC-1181
    Ships identified by George Murray
    USS PC-579
    PC-579 32k Post WW II photo Bob Daly/PC-1181
    M/V Hydra
    PC-579 79k Hydra is second from the right Aris Bilalis
    Athens, Greece

    Commanding Officers
    01LTJG Ralph P. Walker, USNR25 August 1942 - December 1942
    02LT Grinnell Morris, USNRDecember 1942 - June 1943
    03LT Fletcher Seymour, USNRJune 1943 - March 1944
    04LT Ralph L. Biggs, USNRMarch 1944 - March 1945
    05LT Henry O. Dyck, Jr., USNRMarch 1945 - June 1945
    06LT Edwin S. Small, USNRJune 1945 - December 1945
    07LTJG Harold S. Conley, Jr., USNRDecember 1945 - June 1946
    08LTJG Alvin H. Rampey, USNRJune 1946 - December 1946
    09LTJG Clarence Raymond Hale, USNDecember 1946 - 1948
    10LT Richard Frederick Rockwell, USN1954 - 1955
    Courtesy Joe Radigan and Wolfgang Hechler

    View the Wapakoneta (PC-579)
    DANFS History entry located on the Haze Gray & Underway Web Site.
    Additional Resources and Websites of Interest
    Patrol Craft Sailors Association
    Back to the Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Ship Index Back to the Submarine Chaser (PC) Photo Index

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    This page created by Gary P. Priolo and maintained by Tom Bateman
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