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Clean Water Act discharge permit · NPDES PAC230217

DAVIS RESIDENCE, Radnor, Township Of, PA: NPDES PAC230217 discharge permit, effluent exceedances, inspections, penalties

DAVIS RESIDENCE, held by Gregory Davis, holds NPDES permit PAC230217. EPA’s file records it issued June 20, 2022 and expiring December 7, 2024.

DAVIS RESIDENCE, Radnor, Township Of, Pennsylvania: Coverage under a general permit PAC230217, held by Gregory Davis; Construction stormwater; Administratively continued (past its expiration date and still in force until reissued); issued June 20, 2022, term to December 7, 2024, by Delaware County Conservation District; New Single-Family Housing Construction [except For-Sale Builders].

  • March 26, 2026: Reconnaissance without Sampling (S).
  • January 16, 2026: Reconnaissance without Sampling (S).

Pennsylvania holds 4,048 Construction stormwater coverages of this permit type in EPA’s file; 1,055 were issued before PAC230217.

Coverages issued nearest PAC230217

DAVIS RESIDENCE among its neighbors

EPA’s permit file holds 60 discharge permits in the Darby Creek subwatershed (HUC 020402020505), PAC230217 among them. Its county holds 270, 2 of them major permits; PAC230217 is a minor permit.

Other permits in the Darby Creek subwatershed (HUC 020402020505)

Identity

Facility as filedDAVIS RESIDENCE
Permittee as filedGregory Davis
NPDES IDPAC230217
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
ProgramConstruction stormwater
IssuedJune 20, 2022
Expiration dateDecember 7, 2024
Issuing agencyDelaware County Conservation District
AddressRadnor, Township Of, PA 19087
Receiving water impaired303(D) Listed
SubwatershedDarby Creek (HUC 020402020505)
NAICS236115 – New Single-Family Housing Construction [except For-Sale Builders]

Effluent limits and exceedances

EPA’s limits and effluent violation files hold no pollutant row for NPDES PAC230217.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAC230217.

Inspections

DateWhat EPA recordedAgency
March 26, 2026Reconnaissance without SamplingS
January 16, 2026Reconnaissance without SamplingS

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 PAC230217.

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, PAC230217.

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Nearby on the register

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

What this page shows

The DAVIS RESIDENCE storm water construction permit, issued to Gregory Davis in Radnor Township, Delaware County, is one of 176 such permits in that county on EPA's NPDES register, and 16.5% of those permits have a violation on file. The permit also sits among 60 NPDES permits in the Darby Creek subwatershed, and 30.7% of the county's 176 storm water construction permits were issued earlier than it was.