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Clean Water Act discharge permit · NPDES PAG033993

MITSUBISHI CHEMICAL ADVANCED MATERIALS, Reading, PA: NPDES PAG033993 discharge permit, effluent exceedances, inspections, penalties

MITSUBISHI CHEMICAL ADVANCED MATERIALS, held by MITSUBISHI CHEM ADV MAT INC, holds NPDES permit PAG033993, which discharges to Schuylkill River. EPA’s file records it issued February 7, 2024 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 filedMITSUBISHI CHEMICAL ADVANCED MATERIALS
Permittee as filedMITSUBISHI CHEM ADV MAT INC
NPDES IDPAG033993
Permit statusEffective
Permit typeCoverage under a general permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedFebruary 7, 2024
Expiration dateMarch 23, 2028
Issuing agencyState Environmental Organization
AddressReading, PA 19605
Receiving waterSchuylkill River
SubwatershedLaurel Run-Schuylkill River (HUC 020402030604)
Other EPA IDs (FRS)RCRA handler PAD048044762; ICIS-AIR source PA000510052

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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
pH330
Solids, total suspended330
Nitrogen, total [as N]330
Phosphorus, total [as P]330
Zinc, total [as Zn]330

EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PAG033993.

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 PAG033993.

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.

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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 PAG033993 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit PAG033993, held by MITSUBISHI CHEMICAL ADVANCED MATERIALS in Reading, PA, which discharges to the Schuylkill River and sits in the Laurel Run-Schuylkill River subwatershed (HUC 020402030604). The page lists the permit as Effective and of Minor Discharger class 5, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance.