Clean Water Act discharge permit · NPDES MO0127981
SCOUT RIDGE ESTATES WWTF, Maryville, MO: NPDES MO0127981 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 4Pollutants with an effluent exceedance
SCOUT RIDGE ESTATES WWTF, held by UNITED SERVICES, INC., holds NPDES permit MO0127981, which discharges to Tributary To One Hundred And Two River. EPA’s file records it issued March 29, 2023 and expiring March 31, 2028. 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 | SCOUT RIDGE ESTATES WWTF |
|---|---|
| Permittee as filed | UNITED SERVICES, INC. |
| NPDES ID | MO0127981 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 29, 2023 |
| Expiration date | March 31, 2028 |
| Address | Maryville, MO 64468 |
| Receiving water | Tributary to One Hundred and Two River |
| Subwatershed | Thill Branch-One Hundred and Two River (HUC 102400130304) |
| SIC | 8811 – Private Households |
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
- 7Pollutants on file
- 7Under a numeric limit
- 6With a violation of any kind
- 4With 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] | 6 | 14 | 14 | June 30, 2026 | 2,864% over the limit |
| pH | 2 | 9 | 3 | March 31, 2026 | |
| E. coli | 2 | 3 | 3 | June 30, 2026 | 1,045% over the limit |
| Chlorine, total residual | 2 | 2 | 2 | September 30, 2025 | 24,344% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 6 | 0 | ||
| Solids, total suspended | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 20, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| December 21, 2021 | 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
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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 MO0127981 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.