Pittsburgh Water and Sewer Authority

The Pittsburgh Water and Sewer Authority (PWSA) is a municipal authority in Pittsburgh, Pennsylvania. It is responsible for water treatment and delivery systems in the city of Pittsburgh, as well as the city's sewer system. In a 2015 report, the authority reported 80,557 drinking water service connections and 107,151 sewage connections. The authority claims to serve approximately 250,000 customers, though it does not report how this number is calculated. (The population of the city in 2010 was 334,704.)