The Beaver Falls Municipal Authority serves 23 municipalities, including the City of Beaver Falls, the Boroughs of Big Beaver, Conway, Eastvale, East Rochester, Fallston, Freedom, Homewood, New Brighton, Patterson Heights, Rochester, Bridgewater, West Mayfield, and Zelienople and the Townships of Chippewa, Daugherty, New Sewickley, North Sewickley, Patterson, Pulaski, Rochester, South Beaver, and White. The Authority also maintains an emergency interconnection with the borough of Beaver Municipal Authority.

The system serves approximately 60 square miles or over 10 percent of the land area of Beaver County, and approximately 50,000 people, or nearly 25-30 percent of the County’s population.