Clean Water Act discharge permit · NPDES MAPIU00JJ
COVESTRO, LLC, Wilmington, MA: NPDES MAPIU00JJ discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
COVESTRO, LLC, held by Covestro, LLC, holds NPDES permit MAPIU00JJ. EPA’s file records it issued December 15, 2024 and expiring October 15, 2026. 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.
What the register holds for COVESTRO, LLC: its NPDES ID, its permit type and status, its dates, its address in Wilmington, Massachusetts. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MAPIU00JJ.
Identity
| Facility as filed | COVESTRO, LLC |
|---|---|
| Permittee as filed | Covestro, LLC |
| NPDES ID | MAPIU00JJ |
| Permit status | Effective |
| Permit type | Individual industrial user permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 15, 2024 |
| Expiration date | October 15, 2026 |
| Issuing agency | Mwra Deer Island Treatment Plant |
| Address | Wilmington, MA 01887 |
| Receiving water impaired | 303(D) Listed |
| Other EPA IDs (FRS) | RCRA handler MAR000503961 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES MAPIU00JJ.
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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MAPIU00JJ.
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 MAPIU00JJ there.
Nearby on the register
- Discharge permits in Wilmington
- Every permit record in Wilmington, A to Z
- Discharge permits in Massachusetts
- Every permit record in Massachusetts, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.