Clean Water Act discharge permit · NPDES MI0041718
CHEM-TREND LP-GRAND RIVER, Howell, MI: NPDES MI0041718 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 25Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CHEM-TREND LP-GRAND RIVER, held by Chem-Trend Limited Partnership, holds NPDES permit MI0041718, which discharges to Marion And Genoa Drain. EPA’s file records it issued February 26, 2019 and expiring October 1, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CHEM-TREND LP-GRAND RIVER |
|---|---|
| Permittee as filed | Chem-Trend Limited Partnership |
| NPDES ID | MI0041718 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | February 26, 2019 |
| Expiration date | October 1, 2023 |
| Issuing agency | State |
| Address | Howell, MI 48843 |
| Receiving water | Marion and Genoa Drain |
| Subwatershed | Marion and Genoa Drain-South Branch Shiawasee River (HUC 040802030101) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 28Pollutants on file
- 25Under a numeric limit
- 27With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Iron, total [as Fe] | 1 | 265 | 22 | December 31, 2017 | 90,900% over the limit |
| Solids, total suspended | 2 | 351 | 9 | January 31, 2026 | 1,817% over the limit |
| Chloroethane | 3 | 324 | 1 | September 30, 2002 | 500% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 874 | 0 | ||
| Solids, total dissolved | 4 | 470 | 0 | ||
| Manganese, total [as Mn] | 0 | 336 | 0 | ||
| 1,1-Dichloroethane | 3 | 326 | 0 | ||
| 1,1,1-Trichloroethane | 3 | 326 | 0 | ||
| pH | 2 | 213 | 0 | ||
| Chlorine, total residual | 3 | 183 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 161 | 0 | ||
| 1,1,2-Trichloroethane | 1 | 99 | 0 | ||
| Toluene | 1 | 98 | 0 | ||
| Methyl chloride [Chloromethane] | 1 | 98 | 0 | ||
| Trichloroethylene | 1 | 98 | 0 | ||
| 1,1-Dichloroethylene | 1 | 97 | 0 | ||
| Vinyl chloride | 1 | 97 | 0 | ||
| Tetrachloroethene | 1 | 97 | 0 | ||
| Xylene [mix of m+o+p] | 1 | 97 | 0 | ||
| 1,2-Dichloroethane | 1 | 96 | 0 | ||
| Equipment inspection - visual | 1 | 92 | 0 | ||
| Hydrogen peroxide | 0 | 84 | 0 | ||
| Temperature, water deg. fahrenheit | 2 | 82 | 0 | ||
| Chlorination duration | 2 | 80 | 0 | ||
| Acetone | 1 | 61 | 0 | ||
| 1,2,4-Trichlorobenzene | 1 | 60 | 0 | ||
| Dibromodichloromethane | 0 | 37 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 0 | 0 |
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 MI0041718.
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 MI0041718 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.