She served her country primarily in the Pacific Ocean Theatre of Operations, and provided petroleum products where needed to combat ships.

Between 7 March and 15 September 1944 Chikaskia operated out of Espiritu Santo, New Hebrides; Purvis Bay, Florida Island; and Manus, Admiralties, bringing vital at-sea replenishment of fuel to the fast carrier task forces and other ships.

She continued to provide logistic support during the operations in the Philippines, and the invasions of Iwo Jima and Okinawa until she returned to San Pedro, California, for overhaul 22 May 1945.

Returned to the Service Force, Pacific Fleet, 28 February 1953, Chikaskia fueled ships operating in the Korean War between 30 May and 27 July.

She was struck from the Naval Register, 1 December 1976 and transferred to the Maritime Administration for lay up in the National Defense Reserve Fleet.