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Quality Drinking Water
PWSA provides water and sewer service to more than 300,000 customers throughout the City of Pittsburgh and surrounding areas. PWSA is the largest combined water and sewer authority in Pennsylvania drawing river water from the Allegheny River, producing an average of 70 million gallons of water daily. 
 
The PWSA drinking water system contains approximately 965 miles of water lines, five reservoirs, and 11 tanks with a storage capacity of 455 million gallons of water. The PWSA sewer system contains 1,200 miles of sewer lines and four booster pumping stations. In addition, PWSA also provides bulk water sales to Reserve Township, Fox Chapel Borough, and Aspinwall Borough, along with being interconnected to several other regional water systems for emergency purposes. To see a map of PWSA's water service area, click here:
 
We want customers to be informed about their water. Water quality reports dating back to 1999 are available below. Additional copies may be obtained by calling PWSA Customer Service at 412.255.2423.

 


Water Quality Reports