Terrapin Utility Services Inc., Joint Base Andrews, Maryland, has been awarded a $42,686,800 modification (P00127) to a 50-year contract (SP0600-05-C-8250) with no option periods for additional 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 2021 through 2056 Air Force operation and maintenance funds. The contracting activity is the Defense Logistics Agency Energy, Fort Belvoir, Virginia.