Clean Water Act discharge permit · NPDES MIS210796
TWB COMPANY LLC, Canton, MI: NPDES MIS210796 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
TWB COMPANY LLC, held by TWB Company, holds NPDES permit MIS210796, which discharges to Tonquish Creek. EPA’s file records it issued December 29, 2021 and expiring March 31, 2027. 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 | TWB COMPANY LLC |
|---|---|
| Permittee as filed | TWB Company |
| NPDES ID | MIS210796 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 29, 2021 |
| Expiration date | March 31, 2027 |
| Issuing agency | State |
| Address | Canton, MI 48187 |
| Receiving water | Tonquish Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Tonquish Creek (HUC 040900040202) |
| Other EPA IDs (FRS) | RCRA handler MIK426366621 |
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 MIS210796.
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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 10, 2026 | Failure to develop, maintain, or get approval of an adequate SWPPP (industrial stormwater) | 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
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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 MIS210796 there.
Nearby on the register
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- Every permit record in Canton, A to Z
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- Every permit record in Michigan, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.