Clean Water Act discharge permit · NPDES MI0020788
CHARLOTTE WWTP, Charlotte, MI: NPDES MI0020788 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 31Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
CHARLOTTE WWTP, held by Britani Wisniewski, holds NPDES permit MI0020788, which discharges to Battle Creek. EPA’s file records it issued August 3, 2016 and expiring October 1, 2020. 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 | CHARLOTTE WWTP |
|---|---|
| Permittee as filed | Britani Wisniewski |
| NPDES ID | MI0020788 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | August 3, 2016 |
| Expiration date | October 1, 2020 |
| Issuing agency | State |
| Address | Charlotte, MI 48813 |
| Receiving water | Battle Creek |
| Subwatershed | Dillon Relaid Drain-Battle Creek (HUC 040500030306) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 39Pollutants on file
- 31Under a numeric limit
- 37With a violation of any kind
- 9With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 8 | 179 | 41 | November 30, 2025 | 860% over the limit |
| Oxygen, dissolved [DO] | 1 | 56 | 10 | September 30, 2025 | 87% over the limit |
| BOD, carbonaceous [5 day, 20 C] | 12 | 197 | 9 | September 30, 2025 | 23% over the limit |
| Chlorine, total residual | 0 | 57 | 6 | January 31, 2005 | 2,432% over the limit |
| Phosphorus, total [as P] | 4 | 105 | 3 | April 30, 2005 | 241% over the limit |
| Mercury, total [as Hg] | 6 | 182 | 2 | October 31, 2019 | 5% over the limit |
| pH | 2 | 96 | 2 | November 30, 2009 | |
| Coliform, fecal general | 2 | 97 | 1 | March 31, 2015 | 526% over the limit |
| Toxicity, choice of species | 1 | 21 | 1 | February 29, 2008 | 7% over the limit |
| Solids, total suspended | 8 | 164 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 98 | 0 | ||
| Copper, total [as Cu] | 0 | 72 | 0 | ||
| 2-Methylnaphthalene | 0 | 33 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 32 | 0 | ||
| Toxicity [chronic], Ceriodaphnia dubia | 0 | 23 | 0 | ||
| Static 48 Hr Chronic Pimphales Promelas | 1 | 11 | 0 | ||
| TU Static 24 Hr Acute Pimephales promelas | 1 | 10 | 0 | ||
| Potassium, sludge, total, dry weight [as K] | 3 | 6 | 0 | ||
| Solids, total | 3 | 5 | 0 | ||
| Arsenic, dry weight | 3 | 5 | 0 | ||
| Selenium, dry weight | 3 | 5 | 0 | ||
| Copper, dry weight | 3 | 5 | 0 | ||
| Cadmium, dry weight | 3 | 5 | 0 | ||
| Nitrogen, total Kjeldahl | 3 | 5 | 0 | ||
| Molybdenum, sludge, total, dry weight [as Mo] | 3 | 5 | 0 | ||
| Zinc, sludge, total, dry weight [as Zn] | 3 | 5 | 0 | ||
| Lead, sludge, total, dry weight [as Pb] | 3 | 5 | 0 | ||
| Nickel, sludge, total, dry weight [as Ni] | 3 | 5 | 0 | ||
| Nitrogen, sludge, total, dry weight [as N] | 3 | 5 | 0 | ||
| Mercury, sludge, total, dry weight [as Hg] | 3 | 5 | 0 | ||
| Phosphorus, sludge, total, dry weight [as P] | 3 | 5 | 0 | ||
| Di[2-ethylhexyl] phthalate [DEHP] | 0 | 4 | 0 | ||
| Di-n-butyl phthalate | 0 | 4 | 0 | ||
| Perfluorooctanoic acid (PFOA) | 0 | 4 | 0 | ||
| Perfluorooctanesulfonate | 0 | 4 | 0 | ||
| BOD, carb-5 day, 20 deg C, percent removal | 2 | 1 | 0 | ||
| Solids, suspended percent removal | 2 | 1 | 0 | ||
| Cyanide [A] | 4 | 0 | 0 | ||
| Bromomethane | 4 | 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
- 13Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 28, 2023 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| March 9, 2021 | Monitoring Violations - Invalid/Unrepresentative Sample | ST6 |
| November 1, 2019 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| November 1, 2019 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | ST6 |
| August 16, 2019 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| August 16, 2019 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | ST6 |
| January 1, 2019 | Monitoring Violations - Failure to Monitor for Non-Toxicity Requirements | ST6 |
| January 1, 2018 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| January 1, 2018 | Failure to enforce standards, local limits, and reporting requirements (>15% SNC SIU) (Level II) | ST6 |
| April 11, 2017 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| April 1, 2017 | Monitoring Violations - Improper Analysis or Lab Error | ST6 |
| January 1, 2017 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| January 1, 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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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.