Clean Water Act discharge permit · NPDES MI0035742
MDNR-HARRIETTA FISH HATCHERY, Harrietta, MI: NPDES MI0035742 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MDNR-HARRIETTA FISH HATCHERY, held by Michigan Department of Natural Resources, holds NPDES permit MI0035742, which discharges to Slagle Creek. EPA’s file records it issued September 18, 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 | MDNR-HARRIETTA FISH HATCHERY |
|---|---|
| Permittee as filed | Michigan Department of Natural Resources |
| NPDES ID | MI0035742 |
| 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 | September 18, 2019 |
| Expiration date | October 1, 2023 |
| Issuing agency | State |
| Address | Harrietta, MI 49638 |
| Receiving water | Slagle Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Slagle Creek (HUC 040601030307) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 7Under a numeric limit
- 4With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 23 | 1 | October 31, 2001 | 33% over the limit |
| Phosphorus, total [as P] | 5 | 157 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 24 | 0 | ||
| Outfall observation,visual, y/n response | 1 | 20 | 0 | ||
| pH | 2 | 0 | 0 | ||
| Formaldehyde | 2 | 0 | 0 | ||
| Chlorine, total residual | 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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 21, 2025 | Reporting Violations - Late Submittal of DMRs | ST6 |
| April 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| January 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| August 21, 2023 | Reporting Violations - Late Submittal of DMRs | ST6 |
| February 21, 2023 | Reporting Violations - Late Submittal of DMRs | ST6 |
| June 21, 2022 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 21, 2021 | Reporting Violations - Late Submittal of DMRs | ST6 |
| June 21, 2020 | Reporting Violations - Late Submittal of DMRs | ST6 |
| May 21, 2017 | 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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MI0035742.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MI0035742 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.