Trevet Bay West JV LLC,* San Diego, California, is awarded a $7,724,351 firm-fixed-price task order (N6247321F5147) under previously-awarded indefinite-delivery/indefinite-quantity, architect/engineer environmental services contract N62473-18-D-0202 to perform base-wide groundwater monitoring, operations and maintenance at Marine Corps Logistics Base Barstow. Work will be performed in Barstow, California, and is expected to be completed by September 2026. Fiscal 2021 operation and maintenance (Navy) funds in the amount of $7,724,351 will be obligated at time of award and will not expire at the end of the current fiscal year. One proposal was received for this task order. The Naval Facilities Engineering Systems Command Southwest, San Diego, California, is the contracting activity.