Clean Water Act discharge permit · NPDES MO0106810
HOLTS SUMMIT PEAK FLOW BASIN, Holts Summit, MO: NPDES MO0106810 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
HOLTS SUMMIT PEAK FLOW BASIN, held by City of Holts Summit, holds NPDES permit MO0106810, which discharges to Tributary To Rivaux Cr.. EPA’s file records it issued October 1, 2020 and expiring June 30, 2025. 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 | HOLTS SUMMIT PEAK FLOW BASIN |
|---|---|
| Permittee as filed | City of Holts Summit |
| NPDES ID | MO0106810 |
| 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 | October 1, 2020 |
| Expiration date | June 30, 2025 |
| Address | Holts Summit, MO 65043 |
| Receiving water | Tributary to Rivaux Cr. |
| Subwatershed | Rivaux Creek-Missouri River (HUC 103001021306) |
| 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
- 11Under a numeric limit
- 14With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Ammonia [as N] + unionized ammonia | 0 | 32 | 32 | May 31, 2017 | 752% over the limit |
| Nitrogen, ammonia total [as N] | 20 | 31 | 23 | August 31, 2020 | 1,238% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 16 | 10 | August 31, 2011 | 540% over the limit |
| Solids, total suspended | 3 | 7 | 2 | April 30, 2011 | 377% over the limit |
| pH | 2 | 5 | 1 | September 30, 2014 | |
| Phosphorus, total [as P] | 4 | 32 | 0 | ||
| Nitrogen, nitrite total [as N] | 0 | 18 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 14 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 14 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 10 | 0 | ||
| BOD, 5-day, percent removal | 1 | 5 | 0 | ||
| Solids, suspended percent removal | 1 | 1 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 0 | 1 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 0 | 1 | 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
- 5Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 1, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| January 14, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| December 8, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| September 22, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| June 30, 2020 | Reporting Violations - Failure to Submit DMRs | 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 MO0106810 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.