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Clean Water Act discharge permit · NPDES PAC230295

MAPLE ZONE- 4881 CHICHESTER AVENUE, Upper Chichester, Township Of, PA: NPDES PAC230295 discharge permit, effluent exceedances, inspections, penalties

MAPLE ZONE- 4881 CHICHESTER AVENUE, held by Maple Zone Bat Works, LLC., holds NPDES permit PAC230295. EPA’s file records it issued May 22, 2025 and expiring December 7, 2029.

MAPLE ZONE- 4881 CHICHESTER AVENUE, Upper Chichester, Township Of, Pennsylvania: Coverage under a general permit PAC230295, held by Maple Zone Bat Works, LLC.; Construction stormwater; Effective; issued May 22, 2025, term to December 7, 2029, by Delaware County Conservation District; General Freight Trucking, Local.

Pennsylvania holds 4,048 Construction stormwater coverages of this permit type in EPA’s file; 2,952 were issued before PAC230295.

Coverages issued nearest PAC230295

MAPLE ZONE- 4881 CHICHESTER AVENUE among its neighbors

EPA’s permit file holds 103 discharge permits in the Oldmans Creek-Delaware River subwatershed (HUC 020402020608), PAC230295 among them. Its county holds 270, 2 of them major permits; PAC230295 is a minor permit.

Other permits in the Oldmans Creek-Delaware River subwatershed (HUC 020402020608)

What the register holds for MAPLE ZONE- 4881 CHICHESTER AVENUE: its NPDES ID, its permit type and status, its dates, its address in Upper Chichester, Township Of, Pennsylvania. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES PAC230295.

Identity

Facility as filedMAPLE ZONE- 4881 CHICHESTER AVENUE
Permittee as filedMaple Zone Bat Works, LLC.
NPDES IDPAC230295
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedMay 22, 2025
Expiration dateDecember 7, 2029
Issuing agencyDelaware County Conservation District
AddressUpper Chichester, Township Of, PA 19014
Receiving water impaired303(D) Listed
SubwatershedOldmans Creek-Delaware River (HUC 020402020608)
NAICS484110 – General Freight Trucking, Local

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAC230295.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAC230295.

Inspections

EPA’s inspection file holds no inspection for NPDES PAC230295.

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 PAC230295.

Watch this permit

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Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.

What this page shows

The Maple Zone- 4881 Chichester Avenue storm water construction permit, held by Maple Zone Bat Works, LLC, is one of 176 storm water construction permits on EPA's NPDES register in Delaware County, and 81.8% of those permits carry an earlier issue date than this one. It also sits among 16 NPDES permits in the Oldmans Creek-Delaware River subwatershed, and the register lists no pollutants under a numeric limit and no effluent exceedances for it.