Clean Water Act discharge permit · NPDES MO0101109
JCPSD OLYMPIAN VILLAGE WWTF, De Soto, MO: NPDES MO0101109 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 12Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
JCPSD OLYMPIAN VILLAGE WWTF, held by CITY OF OLYMPIAN VILLAGE, holds NPDES permit MO0101109, which discharges to Tributary To Plattin Cr.. EPA’s file records it issued October 1, 2021 and expiring September 30, 2026. 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 | JCPSD OLYMPIAN VILLAGE WWTF |
|---|---|
| Permittee as filed | CITY OF OLYMPIAN VILLAGE |
| NPDES ID | MO0101109 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | October 1, 2021 |
| Expiration date | September 30, 2026 |
| Address | De Soto, MO 63020 |
| Receiving water | Tributary to Plattin Cr. |
| Subwatershed | Plattin Creek (HUC 071401010806) |
| 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
- 15Pollutants on file
- 12Under a numeric limit
- 15With 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 |
|---|---|---|---|---|---|
| E. coli | 2 | 51 | 41 | February 28, 2025 | 11,963% over the limit |
| E. coli, colony forming units [CFU] | 0 | 44 | 40 | August 31, 2017 | 99,999% over the limit |
| Nitrogen, ammonia total [as N] | 20 | 43 | 27 | June 30, 2026 | 2,706% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 45 | 25 | June 30, 2026 | 1,510% over the limit |
| Solids, total suspended | 3 | 40 | 20 | June 30, 2026 | 460% over the limit |
| Solids, suspended percent removal | 1 | 12 | 6 | June 30, 2026 | 567% over the limit |
| BOD, 5-day, percent removal | 1 | 9 | 3 | May 31, 2024 | 567% over the limit |
| pH | 2 | 17 | 1 | November 30, 2012 | |
| Oil and grease [soxhlet extr.] tot. | 2 | 17 | 1 | March 31, 2017 | 20% over the limit |
| Phosphorus, total [as P] | 4 | 30 | 0 | ||
| Nitrogen, total [as N] | 0 | 22 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 14 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 8 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 8 | 0 | ||
| Ammonia [as N] + unionized ammonia | 0 | 4 | 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 17, 2025 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| March 18, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| April 2, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| January 18, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| January 18, 2019 | Reporting Violations - Failure to Submit DMRs | ST6 |
| January 18, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| July 6, 2017 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| July 6, 2017 | 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 MO0101109 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.