Clean Water Act discharge permit · NPDES MOG640125
RICH HILL WTP, Rich Hill, MO: NPDES MOG640125 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 21Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
RICH HILL WTP, held by City of Rich Hill, holds NPDES permit MOG640125, which discharges to Tributary To Bates County Drainage Ditch. EPA’s file records it issued May 1, 2024 and expiring February 24, 2029. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | RICH HILL WTP |
|---|---|
| Permittee as filed | City of Rich Hill |
| NPDES ID | MOG640125 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | May 1, 2024 |
| Expiration date | February 24, 2029 |
| Address | Rich Hill, MO 64779 |
| Receiving water | Tributary to Bates County Drainage Ditch |
| Subwatershed | Parker Branch-Maraies Des Cygnes River (HUC 102901020604) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 21Pollutants on file
- 21Under a numeric limit
- 21With 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 |
|---|---|---|---|---|---|
| Chlorine, total residual | 4 | 13 | 11 | June 30, 2017 | 742% over the limit |
| pH | 5 | 5 | 1 | September 30, 2021 | |
| Solids, settleable | 4 | 4 | 1 | September 30, 2021 | 30% over the limit |
| Phosphorus, total [as P] | 2 | 6 | 0 | ||
| Total production - mass | 2 | 4 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 2 | 4 | 0 | ||
| Sodium, total [as Na] | 2 | 4 | 0 | ||
| Chloride [as Cl] | 2 | 4 | 0 | ||
| Arsenic, total [as As] | 2 | 4 | 0 | ||
| Cadmium, total [as Cd] | 2 | 4 | 0 | ||
| Chromium, total [as Cr] | 2 | 4 | 0 | ||
| Copper, total [as Cu] | 2 | 4 | 0 | ||
| Lead, total [as Pb] | 2 | 4 | 0 | ||
| Molybdenum, total [as Mo] | 2 | 4 | 0 | ||
| Nickel, total [as Ni] | 2 | 4 | 0 | ||
| Zinc, total [as Zn] | 2 | 4 | 0 | ||
| Aluminum, total [as Al] | 2 | 4 | 0 | ||
| Selenium, total [as Se] | 2 | 4 | 0 | ||
| Mercury, total [as Hg] | 2 | 4 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 2 | 0 | ||
| Report due [yrmoda] | 1 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 20, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
| November 16, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| October 1, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MOG640125 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.