Clean Water Act discharge permit · NPDES MO0050695
WELLSVILLE EAST WWTF, Wellsville, MO: NPDES MO0050695 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
WELLSVILLE EAST WWTF, held by City of Wellsville, holds NPDES permit MO0050695, which discharges to White Oak Creek. EPA’s file records it issued June 17, 2014 and expiring December 31, 2018. 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 | WELLSVILLE EAST WWTF |
|---|---|
| Permittee as filed | City of Wellsville |
| NPDES ID | MO0050695 |
| 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 | June 17, 2014 |
| Expiration date | December 31, 2018 |
| Address | Wellsville, MO 63384 |
| Receiving water | White Oak Creek |
| Subwatershed | Middle Elkhorn Creek (HUC 071100080302) |
| 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
- 10Pollutants on file
- 10Under a numeric limit
- 10With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, percent removal | 1 | 18 | 16 | June 30, 2026 | 567% over the limit |
| Solids, total suspended | 2 | 20 | 14 | June 30, 2014 | 196% over the limit |
| pH | 1 | 10 | 8 | March 31, 2018 | |
| Solids, suspended percent removal | 1 | 8 | 6 | December 31, 2024 | 567% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 9 | 3 | March 31, 2016 | 202% over the limit |
| Nitrogen, ammonia total [as N] | 4 | 7 | 3 | September 30, 2020 | 129% over the limit |
| Flow, in conduit or thru treatment plant | 4 | 16 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 6 | 0 | ||
| Nitrogen, total [as N] | 2 | 6 | 0 | ||
| Phosphorus, total [as P] | 2 | 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
- 10Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| September 24, 2024 | Permit Violations - Violation Specified in Comment | ST6 |
| September 24, 2024 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| July 6, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| April 4, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| January 10, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| July 15, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| June 29, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| March 30, 2020 | Effluent Violations - Numeric effluent violation | 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 MO0050695 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.