USS Monongahela (AO-42)

History
United States
NameUSS Monongahela
NamesakeMonongahela River
BuilderSun Shipbuilding & Drydock Co., Chester, Pennsylvania
Launched1942 (1942)
Acquired1942-07-31
Commissioned1942-09-11
Decommissioned1950-06-09
Recommissioned1951-01-09
Decommissioned1955-06-10
Recommissioned1956-12-28
Decommissioned1957-08-22
Stricken1959-02-01 (1959-02-02)
Honors &
awards
FateSold for scrapping, 1982-03-25
General characteristics
Class & typeMattaponi class oiler
TypeMARAD T2-A
Tonnage16,400 DWT
Displacement21,750 tons
Length520 ft (160 m)
Beam68 ft (21 m)
Draft29 ft 11.5 in (9.131 m)
Depth37 ft (11 m)
Installed power12,000 shp (8,900 kW)
Propulsion
Speed16.5 knots (30.6 km/h)
Range7,200 nmi (13,300 km; 8,300 mi)
Capacity133,000 bbl (~18,100 t)
Complement249
Armament

The second USS Monongahela (AO-42) was a Kennebec-class oiler (Mattaponi subclass) in the United States Navy which saw service during World War II and the Korean War. She was the second U.S. Navy ship named for the Monongahela River in West Virginia and Pennsylvania.

The ship was built in 1942 as the commercial oil tanker ElKay, a type T2-A tanker, by the Sun Shipbuilding & Drydock Co. in Chester, Pennsylvania as hull number 227 and USMC number 158. Acquired by the United States Navy from the Maritime Commission on 31 July 1942, she was commissioned at Norfolk, Virginia, on 11 September 1942.