Clean Water Act discharge permit · NPDES MO0136417
WILSON WWTF, Osage Beach, MO: NPDES MO0136417 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
WILSON WWTF, held by Scott Wilson, holds NPDES permit MO0136417, which discharges to Tributary To Lake Of The Ozarks. EPA’s file records it issued May 3, 2017 and expiring May 31, 2022. 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 | WILSON WWTF |
|---|---|
| Permittee as filed | Scott Wilson |
| NPDES ID | MO0136417 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 3, 2017 |
| Expiration date | May 31, 2022 |
| Address | Osage Beach, MO 65065 |
| Receiving water | Tributary to Lake of the Ozarks |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Linn Creek-Lake of the Ozarks (HUC 102901090401) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 6Under a numeric limit
- 7With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 2 | 28 | 2 | September 30, 2020 | 307% over the limit |
| Solids, total suspended | 2 | 27 | 1 | September 30, 2022 | 33% over the limit |
| E. coli | 2 | 1 | 1 | December 31, 2022 | 175% over the limit |
| pH | 2 | 26 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 26 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 26 | 0 | ||
| E. coli, colony forming units [CFU] | 0 | 18 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| July 27, 2026 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| July 31, 2019 | Reporting Violations - Improper/ Incorrect Reporting | 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 MO0136417 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.