The Kiski Valley Water Pollution Control Authority provides sewage service to 13 communities located in the Kiskiminetas River Valley. The Authority's treatment plant began processing sewage in December, 1975. As of today, the Authority services approximately 12,500 customers.

The Authority is comprised of the following communities:

ARMSTRONG COUNTY

Borough of Apollo
Borough of Leechburg
Borough of North Apollo
Gilpin Township
Kiskiminetas Township
Parks Township

WESTMORELAND COUNTY

Allegheny Township
Borough of East Vandergrift
Borough of Hyde Park
Borough of Oklahoma
Borough of Vandergrift
Borough of West Leechburg
Washington Township