Clean Water Act discharge permit · NPDES MIG580295
OTTAWA CRC-CHESTER TWP WWSL, Conklin, MI: NPDES MIG580295 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 22Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
OTTAWA CRC-CHESTER TWP WWSL, held by Ottawa County Road Commission, holds NPDES permit MIG580295. EPA’s file records it issued October 10, 2014 and expiring April 1, 2019. 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 | OTTAWA CRC-CHESTER TWP WWSL |
|---|---|
| Permittee as filed | Ottawa County Road Commission |
| NPDES ID | MIG580295 |
| 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 | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 10, 2014 |
| Expiration date | April 1, 2019 |
| Issuing agency | State |
| Address | Conklin, MI 49403 |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Rio Grande Creek-Crockery Creek (HUC 040500060603) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 22Pollutants on file
- 22Under a numeric limit
- 22With 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 |
|---|---|---|---|---|---|
| Coliform, fecal general | 2 | 25 | 9 | May 31, 2026 | 377% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 19 | 3 | May 31, 2025 | 78% over the limit |
| Solids, total suspended | 4 | 17 | 1 | May 31, 2025 | 6% over the limit |
| pH | 2 | 16 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 16 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 8 | 0 | ||
| Phosphorus, total [as P] | 2 | 8 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 8 | 0 | ||
| Solids, total | 3 | 3 | 0 | ||
| Arsenic, dry weight | 3 | 3 | 0 | ||
| Selenium, dry weight | 3 | 3 | 0 | ||
| Copper, dry weight | 3 | 3 | 0 | ||
| Cadmium, dry weight | 3 | 3 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 3 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 3 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 3 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 3 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 3 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 3 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 3 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 3 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 3 | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 6, 2024 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| August 29, 2017 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| August 1, 2017 | WW SSO - Discharge to Waters | ST6 |
| August 1, 2017 | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | 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 MIG580295 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.