Clean Water Act discharge permit · NPDES MO0094846
JEFFERSON CITY RWRF, Jefferson City, MO: NPDES MO0094846 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MajorDischarger class
- 14Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
JEFFERSON CITY RWRF, held by City of Jefferson City, holds NPDES permit MO0094846, which discharges to Missouri R.. EPA’s file records it issued July 21, 2020 and expiring March 31, 2025. 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 | JEFFERSON CITY RWRF |
|---|---|
| Permittee as filed | City of Jefferson City |
| NPDES ID | MO0094846 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Major discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 21, 2020 |
| Expiration date | March 31, 2025 |
| Address | Jefferson City, MO 65101 |
| Receiving water | Missouri R. |
| Subwatershed | Niemans Creek-Missouri River (HUC 103001021305) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 16Pollutants on file
- 14Under a numeric limit
- 11With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 3 | 7 | 5 | February 28, 2003 | 27% over the limit |
| Solids, total suspended | 3 | 5 | 3 | February 28, 2009 | 169% over the limit |
| E. coli, colony forming units [CFU] | 0 | 3 | 3 | May 31, 2017 | 99,999% over the limit |
| pH | 2 | 3 | 1 | August 31, 2017 | |
| E. coli | 2 | 3 | 1 | June 30, 2021 | 99,999% over the limit |
| Coliform, fecal general | 0 | 12 | 0 | ||
| Nitrogen, ammonia total [as N] | 4 | 2 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 2 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 2 | 0 | ||
| BOD, 5-day, percent removal | 1 | 1 | 0 | ||
| Solids, suspended percent removal | 1 | 1 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 4 | 0 | 0 | ||
| Nitrite + Nitrate total [as N] | 4 | 0 | 0 | ||
| Phosphorus, total [as P] | 4 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 2 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 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 1, 2026 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| April 7, 2017 | Pretreatment - Failure to Develop/Enforce Standards | 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 MO0094846 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 September 14, 2026.