Clean Water Act discharge permit · NPDES PAR230082
MONTGOMERY CHEM CONSHOHOCKEN PLT, Conshohocken, PA: NPDES PAR230082 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MONTGOMERY CHEM CONSHOHOCKEN PLT, held by MONTGOMERY CHEM LLC, holds NPDES permit PAR230082, which discharges to Schuylkill River. EPA’s file records it issued February 24, 2009 and expiring February 28, 2014. 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 filed | MONTGOMERY CHEM CONSHOHOCKEN PLT |
|---|---|
| Permittee as filed | MONTGOMERY CHEM LLC |
| NPDES ID | PAR230082 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 24, 2009 |
| Expiration date | February 28, 2014 |
| Address | Conshohocken, PA 19428 |
| Receiving water | SCHUYLKILL RIVER |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Plymouth Creek-Schuylkill River (HUC 020402031007) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 0Under a numeric limit
- 9With a violation of any kind
- 0With an effluent exceedance
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 measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| Oxygen demand, chem. [high level] [COD] | 0 | 6 | 0 | ||
| pH | 0 | 6 | 0 | ||
| Solids, total suspended | 0 | 6 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 6 | 0 | ||
| Phosphorus, total [as P] | 0 | 6 | 0 | ||
| Iron, total [as Fe] | 0 | 6 | 0 | ||
| Lead, total [as Pb] | 0 | 6 | 0 | ||
| Zinc, total [as Zn] | 0 | 6 | 0 | ||
| Aluminum, total [as Al] | 0 | 6 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES PAR230082.
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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 2, 2022 | Permit Violations - Failure to Pay Fees | ST6 |
| June 22, 2022 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| June 22, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| November 10, 2021 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| November 10, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
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, PAR230082.
Start the watch
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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 PAR230082 there.
Nearby on the register
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- Every permit record in Conshohocken, A to Z
- Discharge permits in Pennsylvania
- Every permit record in Pennsylvania, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.