LST-133 was laid down on 24 June 1943 at Seneca, 111., by the Chicago Bridge & Iron Co.; launched on 2 November 1943; sponsored by Mrs. Bertha Hetelle; and commissioned on 29 November 1943, Lt. Floyd E. Richards in command.
During World War II, LST-133 was assigned to the European and Asiatic-Pacific theaters and participated in the following operations:
Invasion of Normandy—June 1944 Okinawa Gunto operation:
(a) Assault and occupation of Okinawa Gunto—May and June 1945
After the war, she performed occupation duty in the Far East until late December 1945. She was used as a target in the Bikini atomic bomb tests in July 1946 and was decommissioned on 29 August that same year. On 11 May 1948, LST-13S was sunk as a target and was stricken from the Navy list on 28 May 1948.
LST-133 earned two battle stars and the Navy Unit Commendation for World War II service.