Clean Water Plan

Margaret J. Krauss / 90.5 WESA

Environmental advocates gathered on Tuesday to discuss how to convince the Allegheny County Sanitary Authority or ALCOSAN that green infrastructure is the best way to significantly reduce sewage overflows in the region.

Margaret J. Krauss / 90.5 WESA

The Allegheny County Sanitary Authority, ALCOSAN, expects to design the expansion of its treatment plant this spring, with construction beginning in late 2019.