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NavSource Online: Mine Warfare Vessel Photo Archive

Courtesy of Mike Smolinski

Energy (MSO 436)

Call sign:
November - Romeo - Quebec - Oscar

Energy served the Navies of the United States and the Philippines.

Aggressive Class Minesweeper:

  • Laid down 3 March 1952 at J. M. Martinac Shipbuilding Co., Tacoma, Washington
  • Launched 13 February 1953
  • Commissioned USS Energy (AM-436), 16 July 1954
  • Reclassified as an Ocean Minesweeper, MSO-436, 7 February 1955
  • Decommissioned 5 July 1972, loaned to Republic of the Philippines and renamed RPS Davao del Norte (PM 91)
  • Returned to U.S. custody and struck from the Navy Register 1 July 1977
  • Sold for scrap 8 July 1977 to Ming Hing & Co., Kowloon, Hong Kong for $26,100.


  • Displacement 630 t.(lt), 755 t.(fl)
  • Length 172'
  • Beam 35'
  • Draft 10'
  • Speed 14 kts.
  • Complement 80
  • Armament: As built, one 40mm gun mount and two .50 cal. machine guns. Final configuration, bow gun replaced by one twin 20mm gun mount, two .50 cal. machine guns remain
  • Propulsion: Four Packard ID1700 diesel engines, two shafts, two controllable pitch propellers.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Energy (AM 436)
    Energy 53k 13 February 1953
    Prior to launching
    J. M. Martinac Shipbuilding Co.
    Energy 323k 15 July 1954
    Tacoma, Washington
    National Archives photo
    Mike Green
    USS Energy (MSO 436)
    Energy 153k . 102 Minesweeper
    Dick Lewis
    Energy 130k . BMCS Richard Miller, USNR, Ret.
    Energy 100k Energy and Pivot (MSO 463) pass through locks in the Columbia River
    U.S. Navy photo from the January 1962 edition of All Hands magazine
    Joe Radigan
    Energy 261k 9 August 1965
    Vancouver, British Columbia, Canada
    Photo by Walter E. Frost from City of Vancouver Archives
    Michael Mohl
    Energy 363k c. April 1967
    Off the coast of Vietnam
    Photo taken from USS Caliente (AO 53)
    Bill Dougherty
    Energy 152k c. 1968
    U.S. Navy photo
    Robert Hurst
    RPS Davao del Norte (PM 91)
    Energy 138k Davao del Norte (PM 91)
    U.S. Navy photo
    Joe Radigan

    Commanding Officers
    01LCDR Frank Henry Sonntag, USN16 July 1954 - July 1955
    02LCDR Albert Conrad Ansorge, Jr., USNJuly 1955 - 29 August 1956
    03LCDR Thomas Arthur Bush, Jr., USN - USNA Class of 194529 August 1956 - 1958
    04LCDR Clifford Louis Sims, Jr., USN1958 - 9 November 1960
    05LCDR Robert Lloyd Morgan, USN9 November 1960 - 2 February 1962
    06LCDR David Robert Freytag, USN2 February 1962 - 8 July 1963
    07LT David Edward Ferguson, USN - USNA Class of 19548 July 1963 - 25 September 1964
    08LT/LCDR James Walter Tucker, USN25 September 1964 - 21 January 1966
    09LT/LCDR Edward Clifton Bickmore, Jr., USN21 January 1966 - 2 October 1967
    10LT/LCDR William Maurice Dirk Van Allen, USN2 October 1967 - 18 July 1969
    11LCDR Earl Godfrey Schweitzer, Jr., USN - USNA Class of 196018 July 1969 - 16 December 1970
    12LCDR Gerald Dean Scott, USN16 December 1970 - 5 July 1972
    Courtesy Wolfgang Hechler and Ron Reeves

    View the Energy (MSO-436)
    DANFS History entry located on the Haze Gray & Underway Website
    Additional Resources and Websites of Interest
    Navy MSO Association
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the Ocean Minesweeper (MSO) Photo Index

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    This page created by Gary P. Priolo and maintained by Joseph M. Radigan
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