Assateague was constructed at Bollinger Machine Shop and Shipyard in Lockport, Louisiana and commissioned on 15 June 1990.

Assateague supported multi-mission operations throughout Sector Guam’s vast area of responsibility, which includes the U.S.

Exclusive Economic Zones surrounding Guam and the Commonwealth of the Northern Mariana Islands and an international SAR area that includes the Republic of Palau and the Federated States of Micronesia, conducting search and rescue response missions, and ports, waterways & coastal security operations.

[2] The Island-class patrol boats were constructed in Bollinger Shipyards, Lockport, Louisiana.

[3][4] The Island-class patrol boats have maximum sustained speeds of 29.5 knots (54.6 km/h; 33.9 mph).