Clean Water Act discharge permit · NPDES MIG640293
NORTH BAY HARBOR MHP WTP, Fenton, MI: NPDES MIG640293 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
NORTH BAY HARBOR MHP WTP, held by Havenpark Management, holds NPDES permit MIG640293, which discharges to Bennett Lake. EPA’s file records it issued September 26, 2023 and expiring April 1, 2025. 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 | NORTH BAY HARBOR MHP WTP |
|---|---|
| Permittee as filed | Havenpark Management |
| NPDES ID | MIG640293 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | September 26, 2023 |
| Expiration date | April 1, 2025 |
| Issuing agency | State |
| Address | Fenton, MI 48430 |
| Receiving water | Bennett Lake |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Runyan Creek (HUC 040802030109) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 8Under a numeric limit
- 8With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| Arsenic, total [as As] | 3 | 29 | 15 | July 31, 2026 | 120% over the limit |
| Chlorine, total residual | 3 | 42 | 0 | ||
| Solids, total suspended | 2 | 28 | 0 | ||
| Iron, total [as Fe] | 2 | 28 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 28 | 0 | ||
| Chlorination duration | 2 | 28 | 0 | ||
| pH | 2 | 16 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 14 | 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
- 14Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| January 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| November 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| June 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| March 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| February 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| January 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 21, 2023 | Reporting Violations - Late Submittal of DMRs | 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 MIG640293 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.