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Clean Water Act discharge permit · NPDES PAG030183

PORTESCAP WEST CHESTER PLT, West Chester, PA: NPDES PAG030183 discharge permit, effluent exceedances, inspections, penalties

PORTESCAP WEST CHESTER PLT, held by AMERICAN PRECISION IND INC, holds NPDES permit PAG030183, which discharges to Unt To Chester Creek. EPA’s file records it issued November 2, 2023 and expiring March 23, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedPORTESCAP WEST CHESTER PLT
Permittee as filedAMERICAN PRECISION IND INC
NPDES IDPAG030183
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedNovember 2, 2023
Expiration dateMarch 23, 2028
Issuing agencyState Environmental Organization
AddressWest Chester, PA 19382
Receiving waterUNT To Chester Creek
Receiving water impaired303(D) Listed
SubwatershedChester Creek (HUC 020402020605)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
pH160
Solids, total suspended160
Oil & Grease160
Nitrogen, total [as N]160
Nitrite + Nitrate total [as N]160
Phosphorus, total [as P]160
Iron, total [as Fe]160
Zinc, total [as Zn]160
Aluminum, total [as Al]160

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PAG030183.

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES PAG030183.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

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, PAG030183.

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How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID PAG030183 there.

Nearby on the register

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