AECOM Technical Services Inc., Los Angeles, California, is awarded a $13,180,344 cost-plus-award-fee modification to a previously awarded task order (N6274222F0106) placed against contract N62742-17-D-1800. This modification provides for the investigation, modeling of releases, and groundwater protection and evaluation for the Red Hill Drinking Water Shaft, Joint Base Pearl Harbor-Hickam (JBPHH). This award brings the total cumulative face value of the contract task order to $56,838,613. Work will be performed at Oahu, Hawaii, and is expected to be completed by June 2023. Fiscal 2022 operation and maintenance (Navy) funds in the amount of $13,180,344 will be obligated at time of award, and will not expire at the end of the current fiscal year. The Naval Facilities Engineering Systems Command Pacific, JBPHH, Hawaii, is the contracting activity.