Placed in service at San Diego, California, Washtucna performed local and coastal towing tasks for the 11th Naval District.

Stricken from the Navy List 21 August 1997, ex-Washtucna was transferred to the Department of the Interior at Midway Island[1] 17 October 1997.

Converted to twin z-drive,[2] she was reacquired by the navy and reinstated on 7 October 2008.

Ex-Washtucna was simultaneously reclassified and redesignated as unnamed yard tug YT-801.

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