Clean Water Act discharge permit · NPDES MI0020320
SOUTH HAVEN AREA WATER SEWER AUTHORITY WWTP, South Haven, MI: NPDES MI0020320 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 28Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
SOUTH HAVEN AREA WATER SEWER AUTHORITY WWTP, held by South Haven Area Water-Sewer Authority, holds NPDES permit MI0020320, which discharges to Black River. EPA’s file records it issued November 27, 2024 and expiring October 1, 2028. 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 | SOUTH HAVEN AREA WATER SEWER AUTHORITY WWTP |
|---|---|
| Permittee as filed | South Haven Area Water-Sewer Authority |
| NPDES ID | MI0020320 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | November 27, 2024 |
| Expiration date | October 1, 2028 |
| Issuing agency | State |
| Address | South Haven, MI 49090 |
| Receiving water | Black River |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Lake View Cemetery-Black River (HUC 040500020211) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 28Pollutants on file
- 28Under a numeric limit
- 26With 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 |
|---|---|---|---|---|---|
| Mercury, total [as Hg] | 6 | 38 | 5 | May 31, 2023 | 3% over the limit |
| Coliform, fecal general | 2 | 7 | 1 | June 30, 2023 | 8% over the limit |
| Chlorine, total residual | 1 | 4 | 1 | March 31, 2021 | 1,011% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 8 | 36 | 0 | ||
| Solids, total suspended | 4 | 20 | 0 | ||
| Phosphorus, total [as P] | 4 | 18 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 11 | 0 | ||
| Solids, suspended percent removal | 2 | 9 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 2 | 7 | 0 | ||
| pH | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| Oxygen, dissolved [DO] | 1 | 5 | 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 | ||
| Chloride [as Cl] | 1 | 0 | 0 | ||
| Sulfate, total [as SO4] | 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
- 8Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 5, 2025 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | ST6 |
| February 21, 2023 | Reporting Violations - Late Submittal of DMRs | ST6 |
| September 23, 2021 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| September 23, 2021 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| September 23, 2021 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | ST6 |
| June 26, 2021 | Permit Violations - Discharge Without a Valid Permit | ST6 |
| September 14, 2017 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| September 14, 2017 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | 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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Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.