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T2-A, Tankers built by Sun Shipbuilding & Dry Dock Co., Chester, Pennsylvania
Ellkay / Monongahela
Type : T2-A
Mattaponi Class Fleet Oiler:
USS Monongahela (AO-42) ex. "Ellkay".
Date and place unknown. The navy harbor tug YTM-721 along with several smaller tugs are
assisting USS Monongahela into or out of her berth, date and place unknown.
( US Navy photo )
USS Monongahela (AO-42) ex. "Ellkay", at anchor, 24 September 1942, place unknown.
( US Navy photo )
USS Monongahela (AO-42) ex. "Ellkay", date and place unknown.
USS Monongahela (AO-42) ex. "Ellkay", date and place unknown.

Built by Sun Shipbuilding & Dry Dock Co., Chester, Pennsylvania.
Yardnumber 227. UMSC No. 158. Off. nr. 6113751,
Keel laid 03-01-1942. Launched 30-05-1942. Completed 11-09-1942. Gr. 10300 t., Net. 5928 t., Dw. 16613 t. L.o.a. 159,57 m., Br. 20,78 m., Dr. 9,19 m. Engine:2 steam turbines, manufactured by Westinghouse Electric & Manufacturing Company, Milwaukee. 12800 S.h.p., 9395 kW. Speed 15 knots. 26 tanks.
Launched as ELKAY. for Keystone Tankship Corp. Wilmington, DE, USA.
ELKAY-1942 Acquired by United States Navy, Wilmington, Delaware, U.S.A.
AO-42 MONONGAHELA-1942 Commissioned USS Monongahela (AO-42), 11 September, at Norfolk, VA.
AO-42 MONONGAHELA-1950 Decommissioned, 9 June, at San Diego, CA.
AO-42 MONONGAHELA-1950 Laid up in the Pacific Reserve Fleet, San Diego Group
AO-42 MONONGAHELA-1951 Recommissioned, 9 January 1951 and assigned to MSTS.
AO-42 MONONGAHELA-1955 Decommissioned, 9 June, at Philadelphia, PA.
T-AO-42 MONONGAHELA-1956 Placed in service with the Military Sea Transportation Service (MSTS) as USNS Monongahela (T-AO-42), 28 December.
T-AO-42 MONONGAHELA-1957 Placed out of service, 22 August.
T-AO-42 MONONGAHELA-1957 Laid up in the National Defense Reserve Fleet, Beaumont, TX., 13 September.
MONONGAHELA-1958 Custody transferred to the Maritime Commission, 10 December.
MONONGAHELA-1959 Struck from the Naval Register, 1 February.
MONONGAHELA-1982 Final Disposition, on 19 March, traded-out.
Additional Reports:
Reported Monongaheal sold to shipbreakers in USA. Arrived Eckhardt & Company, Brownsville, Texas, 25 Mar. 1982 to be broken up.