Champion was laid down on 28 June 1984 at Marinette Marine Corporation, Marinette, Wisconsin; launched on 15 April 1989; and commissioned on 7 February 1991.

She was assigned to the Active Naval Reserve, Mine Countermeasures Squadron Two, US Atlantic Fleet.

While on a five-month deployment in the Mediterranean during 1999, Champion assisted in the evacuation of ethnic Albanians from war-torn Kosovo.

[1] Champion was the recipient of the 2004 Environmental Quality Small Ship Award sponsored by the Environmental Readiness Division of the Chief of Naval Operations .

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