Clean Water Act discharge permit · NPDES MIS210065
GILDNER CONCRETE PRODUCTS INC, Hillman, MI: NPDES MIS210065 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
GILDNER CONCRETE PRODUCTS INC, held by Gildner's Concrete, holds NPDES permit MIS210065, which discharges to Thunder Bay River. 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 | GILDNER CONCRETE PRODUCTS INC |
|---|---|
| Permittee as filed | Gildner's Concrete |
| NPDES ID | MIS210065 |
| 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 | Hillman, MI 49746 |
| Receiving water | Thunder Bay River |
| Subwatershed | Jewett Creek-Thunder Bay River (HUC 040700060310) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
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 MIS210065.
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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 14, 2025 | Failure to develop, maintain, or get approval of an adequate SWPPP (industrial stormwater) | ST6 |
| August 14, 2025 | Permit Violations - Discharge Without a Valid Permit | 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.
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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 MIS210065 there.
Nearby on the register
- Discharge permits in Hillman
- Every permit record in Hillman, A to Z
- Discharge permits in Michigan
- Every permit record in Michigan, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.