American States Utility Services Inc., San Dimas, California, has been awarded a $348,993,609 fixed-price with economic-price-adjustment contract for the ownership, operation, and maintenance of water and wastewater utility systems at Naval Air Station Patuxent River, Maryland. This was a competitive acquisition with five responses received. This is a 50-year contract with no option periods. The performance completion date is Feb. 28, 2074. Using military service is Navy. Type of appropriation is fiscal 2023 through 2074 Navy operations and maintenance funds. The contracting activity is the Defense Logistics Agency Energy, Fort Belvoir, Virginia (SP0600-23-C-8356).