Clean Water Act discharge permit · NPDES MO0116343
DEER RUN MEADOWS WWTP, Troy, MO: NPDES MO0116343 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 8Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
DEER RUN MEADOWS WWTP, held by Deer Run Meadows Homeowners Association, holds NPDES permit MO0116343, which discharges to Tributary To Spring Cr.. EPA’s file records it issued April 1, 2019 and expiring March 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 | DEER RUN MEADOWS WWTP |
|---|---|
| Permittee as filed | Deer Run Meadows Homeowners Association |
| NPDES ID | MO0116343 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | April 1, 2019 |
| Expiration date | March 31, 2024 |
| Address | Troy, MO 63379 |
| Receiving water | Tributary to Spring Cr. |
| Subwatershed | Spring Creek-Cuivre River (HUC 071100080403) |
| 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
- 8Under a numeric limit
- 10With a violation of any kind
- 7With 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] | 4 | 44 | 42 | September 30, 2023 | 3,293% over the limit |
| E. coli | 2 | 6 | 6 | June 30, 2020 | 35,191% over the limit |
| Solids, total suspended | 2 | 7 | 5 | June 30, 2020 | 127% over the limit |
| Coliform, fecal general | 0 | 5 | 5 | June 30, 2012 | 2,499,900% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 4 | 2 | June 30, 2022 | 560% over the limit |
| E. coli, colony forming units [CFU] | 0 | 4 | 2 | September 30, 2014 | 3,235% over the limit |
| pH | 2 | 3 | 1 | June 30, 2020 | |
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 2 | 0 | ||
| Chlorine, total residual | 2 | 2 | 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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 22, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| March 31, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| January 10, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| January 26, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| June 26, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| March 30, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| October 4, 2018 | 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.
Watch this permit
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MO0116343.
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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 MO0116343 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.