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Clean Water Act discharge permit · NPDES PAC630364

DONORA EAST PHASE 1 AND 2, Donora, PA: NPDES PAC630364 discharge permit, effluent exceedances, inspections, penalties

DONORA EAST PHASE 1 AND 2, held by Columbia Gas of Pennsylvania, INC., holds NPDES permit PAC630364. EPA’s file records it issued September 16, 2025 and expiring December 7, 2029.

DONORA EAST PHASE 1 AND 2, Donora, Pennsylvania: Coverage under a general permit PAC630364, held by Columbia Gas of Pennsylvania, INC.; Construction stormwater; Effective; issued September 16, 2025, term to December 7, 2029, by Washington County Conservation District.

Pennsylvania holds 4,048 Construction stormwater coverages of this permit type in EPA’s file; 3,222 were issued before PAC630364.

Coverages issued nearest PAC630364

DONORA EAST PHASE 1 AND 2 among its neighbors

EPA’s permit file holds 26 discharge permits in the Maple Creek-Monongahela River subwatershed (HUC 050200050803), PAC630364 among them. Its county holds 247, 2 of them major permits; PAC630364 is a minor permit.

Other permits in the Maple Creek-Monongahela River subwatershed (HUC 050200050803)

What the register holds for DONORA EAST PHASE 1 AND 2: its NPDES ID, its permit type and status, its dates, its address in Donora, Pennsylvania. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES PAC630364.

Identity

Facility as filedDONORA EAST PHASE 1 AND 2
Permittee as filedColumbia Gas of Pennsylvania, INC.
NPDES IDPAC630364
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedSeptember 16, 2025
Expiration dateDecember 7, 2029
Issuing agencyWashington County Conservation District
AddressDonora, PA 15033
SubwatershedMaple Creek-Monongahela River (HUC 050200050803)

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAC630364.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAC630364.

Inspections

EPA’s inspection file holds no inspection for NPDES PAC630364.

Formal enforcement and penalties

0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.

Informal enforcement

EPA’s informal enforcement file holds no action for NPDES PAC630364.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, PAC630364.

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  • One state — $4,990/year
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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

The DONORA EAST PHASE 1 AND 2 permit is one of 141 storm water construction permits in Washington County, and 93.6% of those 141 permits (this one included) carry an earlier issue date than this one. Among the 26 NPDES permits in the Maple Creek-Monongahela River subwatershed, this permit is counted alongside its peers in that watershed. The permit has no pollutants under a numeric limit and no pollutants with an effluent exceedance.