pa-56-34-1207: Draft NPDES General Permit for stormwater discharges from small construction activities (PAG01) (Part II)

Summary

The Department of Environmental Protection (Department) is announcing the availability of a draft National Pollutant Discharge Elimination System (NPDES) General Permit for Stormwater Discharges from Small Construction Activities (PAG-01). To access the draft General Permit and related documents, visit depgreenport.state. pa.us/elibrary/ (select ''Permit and Authorization Packages,'' then ''Clean Water,'' then ''PAG-01 NPDES General Permit for Discharges of Stormwater Associated with Small Construction Activities 3800-PM-BCW0404''). PAG-01 is intended to provide NPDES permit coverage for storm- water discharges to surface waters to persons conducting less than 5 acres of earth disturbance. The Department is proposing the following substantive changes for the reissued PAG-01 General Permit (2027 General Permit) as compared to the PAG-01 General Permit that became effective on March 1, 2022 (2022 General Permit). • PCSM Alternatives In the reissued PAG-01 General Permit, the Department is proposing to add a third alternative for meeting Post-Construction Stormwater Management (PCSM) requirements. The existing two alternatives implementing site restoration (Alternative 1) and implementing the sheet flow or concentrated, or both, flow standards (Alternative 2) would remain. The impervious surface criteria of: (1) new impervious within the area of earth disturbance may not exceed 30,000 square feet; and (2) total impervious on the project site following construction may not...

The agency’s own summary, as published.