Clean Water Act discharge permit · NPDES MIS310824
MATERIALS PROCESSING INC, Riverview, MI: NPDES MIS310824 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MATERIALS PROCESSING INC, held by Materials Processing, Inc., holds NPDES permit MIS310824. EPA’s file records it issued September 24, 2025 and expiring April 1, 2028. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for MATERIALS PROCESSING INC: its NPDES ID, its permit type and status, its dates, its address in Riverview, Michigan. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MIS310824.
Identity
| Facility as filed | MATERIALS PROCESSING INC |
|---|---|
| Permittee as filed | Materials Processing, Inc. |
| NPDES ID | MIS310824 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 24, 2025 |
| Expiration date | April 1, 2028 |
| Issuing agency | State |
| Address | Riverview, MI 48193 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Huntington Creek-Frontal Lake Erie (HUC 040900040503) |
| SIC | 3479 – Metal Coating And Allied Services |
| Other EPA IDs (FRS) | RCRA handler MID095396065; ICIS-AIR source MI00000000000M4586 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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 MIS310824.
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 MIS310824.
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 MIS310824 there.
Nearby on the register
- Discharge permits in Riverview
- Every permit record in Riverview, A to Z
- Discharge permits in Michigan
- Every permit record in Michigan, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.