Clean Water Act discharge permit · NPDES MO0104736
SULLIVAN WWTP, Sullivan, MO: NPDES MO0104736 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 24Pollutants under a numeric limit
- 10Pollutants with an effluent exceedance
SULLIVAN WWTP, held by City of Sullivan, holds NPDES permit MO0104736, which discharges to Tributary To Winsel Creek. EPA’s file records it issued July 14, 2020 and expiring December 31, 2024. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | SULLIVAN WWTP |
|---|---|
| Permittee as filed | City of Sullivan |
| NPDES ID | MO0104736 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 14, 2020 |
| Expiration date | December 31, 2024 |
| Address | Sullivan, MO 63080 |
| Receiving water | Tributary to Winsel Creek |
| Subwatershed | Spring Creek (HUC 071401030402) |
| Program components on file | POTW, Pretreatment |
| SIC | 4952 – Sewerage Systems |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download.
Effluent limits and exceedances
- 36Pollutants on file
- 24Under a numeric limit
- 27With a violation of any kind
- 10With 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 |
|---|---|---|---|---|---|
| Ammonia [as N] + unionized ammonia | 0 | 43 | 39 | March 31, 2010 | 1,329% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 37 | 31 | November 30, 2009 | 150% over the limit |
| Solids, total suspended | 3 | 31 | 27 | October 31, 2009 | 67% over the limit |
| Coliform, fecal general | 0 | 28 | 26 | October 31, 2009 | 24,999,900% over the limit |
| pH | 2 | 87 | 12 | June 30, 2020 | |
| Cadmium, total recoverable | 0 | 18 | 12 | June 30, 2026 | 175% over the limit |
| Lead, total recoverable | 0 | 137 | 3 | May 31, 2020 | 789% over the limit |
| Copper, total recoverable | 2 | 8 | 2 | May 31, 2012 | 41% over the limit |
| Silver total recoverable | 4 | 5 | 1 | May 31, 2013 | 39% over the limit |
| Nitrogen, ammonia total [as N] | 22 | 3 | 1 | July 31, 2017 | 410% over the limit |
| Arsenic, total recoverable | 0 | 132 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 83 | 0 | ||
| E. coli | 2 | 38 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 12 | 0 | ||
| Solids, settleable | 0 | 8 | 0 | ||
| Organics, total toxic [TTO] | 0 | 7 | 0 | ||
| Cyanide, free [amenable to chlorination] | 2 | 6 | 0 | ||
| Nickel, total recoverable | 2 | 6 | 0 | ||
| Mercury, total recoverable | 0 | 4 | 0 | ||
| Hardness, total [as CaCO3] | 2 | 2 | 0 | ||
| Iron, total recoverable | 2 | 2 | 0 | ||
| Zinc, total recoverable | 2 | 2 | 0 | ||
| Trichloroethylene | 2 | 2 | 0 | ||
| Chromium, total recoverable | 0 | 2 | 0 | ||
| 1,1-Dichloroethylene | 0 | 2 | 0 | ||
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 0 | 1 | 0 | ||
| LC50 Static 48Hr Acute Pimephales promelas | 0 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 0 | 0 | ||
| Phosphorus, total [as P] | 4 | 0 | 0 | ||
| Vinyl chloride | 2 | 0 | 0 | ||
| cis-1,2-Dichloroethylene | 2 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 0 | 0 | ||
| BOD, 5-day, percent removal | 1 | 0 | 0 | ||
| Solids, suspended percent removal | 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
- 17Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 17, 2025 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 31, 2025 | Reporting Violations - Failure to Submit DMRs | ST6 |
| October 18, 2024 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| October 18, 2024 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| November 27, 2023 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| November 27, 2023 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| September 19, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| September 19, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| May 30, 2023 | Permit Violations - Violation Specified in Comment | ST6 |
| May 30, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| May 30, 2023 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| September 27, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| September 27, 2022 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| December 31, 2019 | Pretreatment - Failure to Develop/Enforce Standards | ST6 |
| April 19, 2018 | Permit Violations - Violation Specified in Comment | ST6 |
| April 19, 2018 | Effluent Violations - Narrative Effluent Violation | ST6 |
| May 22, 2017 | Pretreatment - Failure to Develop/Enforce Standards | 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 October 14, 2026.