Terrapin Utility Services Inc., Joint Base Andrews, Maryland, has been awarded a maximum $9,706,320 modification (P00131) to an existing 50-year contract (SP0600-05-C-8250) with no option periods for water and wastewater utility services. This is a fixed-price with economic-price-adjustment contract. Location of performance is Maryland, with a Feb. 1, 2056, performance completion date. Using military service is Air Force. Type of appropriation is fiscal 2022 through 2056 operations and maintenance funds. The contracting activity is the Defense Logistics Agency Energy, Fort Belvoir, Virginia.