Engineer: NPDES permit approved; DEP decision pending for East Washington stream project
Apr 21, 2025
Harshman LLC told the council the NPDES permit is approved and the Army Corps has approved the joint permit; DEP review is still pending. The upper stream reach was dropped due to wetlands mitigation costs, and the default MS4 credit rate cited was 44.88 lbs. of sediment per linear foot.
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Sam Carroll of Harshman LLC updated the council on permitting for the borough's stream-restoration project. Carroll said, "The NPDES Permit through Washington County Conservation District is approved." He added that the Army Corps approved the Joint Permit but the borough is still awaiting a DEP determination; Carroll said he expects a permit decision in the next month or two.
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