Clean Water Act discharge permit · NPDES MO0023230
NEW HAVEN WWTF, New Haven, MO: NPDES MO0023230 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 14Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
NEW HAVEN WWTF, held by City of New Haven, holds NPDES permit MO0023230, which discharges to Missouri River. EPA’s file records it issued June 17, 2016 and expiring March 31, 2021. 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 | NEW HAVEN WWTF |
|---|---|
| Permittee as filed | City of New Haven |
| NPDES ID | MO0023230 |
| 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 | June 17, 2016 |
| Expiration date | March 31, 2021 |
| Address | New Haven, MO 63068 |
| Receiving water | Missouri River |
| Subwatershed | Clear Branch-Missouri River (HUC 103002000409) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 20Pollutants on file
- 14Under a numeric limit
- 14With a violation of any kind
- 9With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 3 | 59 | 23 | May 31, 2025 | 440% over the limit |
| E. coli | 2 | 39 | 23 | October 31, 2024 | 2,580% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 57 | 21 | February 29, 2024 | 403% over the limit |
| Solids, suspended percent removal | 0 | 29 | 18 | May 31, 2025 | 186% over the limit |
| Chlorine, total residual | 0 | 14 | 14 | April 30, 2013 | 9,100% over the limit |
| BOD, 5-day, percent removal | 0 | 22 | 11 | November 30, 2024 | 186% over the limit |
| E. coli, colony forming units [CFU] | 0 | 4 | 4 | April 30, 2016 | 2,250% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 17 | 3 | August 31, 2007 | 51% over the limit |
| pH | 1 | 41 | 1 | August 31, 2014 | |
| Nitrogen, ammonia total [as N] | 2 | 30 | 0 | ||
| Phosphorus, total [as P] | 2 | 28 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 28 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 28 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 18 | 0 | ||
| Nitrogen, total [as N] | 2 | 0 | 0 | ||
| Iron, total recoverable | 2 | 0 | 0 | ||
| Aluminum, total recoverable | 2 | 0 | 0 | ||
| Copper, total recoverable | 2 | 0 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 1 | 0 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 1 | 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
- 7Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| June 27, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 27, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| December 26, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| October 1, 2024 | Reporting Violations - Failure to Submit DMRs | ST6 |
| July 6, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 4, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| March 18, 2020 | Reporting Violations - Improper/ Incorrect Reporting | 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 MO0023230 there.
Nearby on the register
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.