Clean Water Act discharge permit · NPDES MIG580409
UNION CITY WWSL, Union City, MI: NPDES MIG580409 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 22Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
UNION CITY WWSL, held by Tyler Diamond, holds NPDES permit MIG580409. EPA’s file records it issued February 12, 2015 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 | UNION CITY WWSL |
|---|---|
| Permittee as filed | Tyler Diamond |
| NPDES ID | MIG580409 |
| 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 | February 12, 2015 |
| Expiration date | April 1, 2019 |
| Issuing agency | State |
| Address | Union City, MI 49094 |
| Subwatershed | Burnett Creek-Saint Joseph River (HUC 040500010209) |
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 | 39 | 7 | April 30, 2015 | 897% over the limit |
| Solids, total suspended | 4 | 31 | 3 | November 30, 2016 | 61% over the limit |
| Phosphorus, total [as P] | 2 | 28 | 1 | November 30, 2008 | 56% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 26 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 26 | 0 | ||
| pH | 2 | 24 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 24 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 12 | 0 | ||
| Solids, total | 3 | 6 | 0 | ||
| Arsenic, dry weight | 3 | 6 | 0 | ||
| Selenium, dry weight | 3 | 6 | 0 | ||
| Copper, dry weight | 3 | 6 | 0 | ||
| Cadmium, dry weight | 3 | 6 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 6 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 6 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 6 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 6 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 6 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 6 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 6 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 6 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 6 | 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
- 9Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| December 21, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| October 31, 2024 | Reporting Violations - Late Submittal of DMRs | ST6 |
| July 28, 2022 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| October 31, 2020 | Reporting Violations - Late Submittal of DMRs | ST6 |
| December 9, 2019 | Reporting Violations - Failure to Notify | ST6 |
| February 22, 2018 | WW SSO - Discharge to Waters | ST6 |
| February 22, 2018 | Wet-weather SSO discharge to waters of the U.S. that may endanger health or the environment | ST6 |
| March 1, 2017 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| March 1, 2017 | Monitoring Violations - Improper Analysis or Lab Error | 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 MIG580409 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.