Clean Water Act discharge permit · NPDES MO0092975
NEW LONDON WWTF, New London, MO: NPDES MO0092975 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 9Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
NEW LONDON WWTF, held by City of New London, holds NPDES permit MO0092975, which discharges to Tributary To Salt River. EPA’s file records it issued March 21, 2016 and expiring September 30, 2020.
NEW LONDON WWTF, New London, Missouri: Individual permit MO0092975, held by City of New London; Publicly owned treatment works; Administratively continued (past its expiration date and still in force until reissued); issued March 21, 2016, term to September 30, 2020; discharges to Tributary to Salt River.
- Nitrogen, ammonia total [as N]: 4 limits, 64 violations of any kind, 49 effluent exceedances, latest June 30, 2026, largest 2,900% over the limit.
- E. coli: 2 limits, 34 violations of any kind, 26 effluent exceedances, latest June 30, 2026, largest 99,999% over the limit.
- BOD, 5-day, 20 deg. C: 3 limits, 15 violations of any kind, 10 effluent exceedances, latest August 31, 2022, largest 119% over the limit.
- Solids, total suspended: 3 limits, 17 violations of any kind, 8 effluent exceedances, latest June 30, 2025, largest 300% over the limit.
- Oil and grease [soxhlet extr.] tot.: 2 limits, 40 violations of any kind, 6 effluent exceedances, latest March 31, 2024, largest 100% over the limit.
- BOD, 5-day, percent removal: 0 limits, 6 violations of any kind, 6 effluent exceedances, latest November 30, 2024, largest 567% over the limit.
- Solids, suspended percent removal: 0 limits, 2 violations of any kind, 2 effluent exceedances, latest December 31, 2025, largest 30% over the limit.
- E. coli, colony forming units [CFU]: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest April 30, 2015, largest 38% over the limit.
- LC50 Static 48Hr Acute Pimephales promelas: 0 limits, 1 violation of any kind, 1 effluent exceedance, latest May 31, 2014.
- pH: 2 limits, 40 violations of any kind, 0 effluent exceedances.
- Phosphorus, total [as P]: 2 limits, 38 violations of any kind, 0 effluent exceedances.
- Nitrogen, total [as N]: 2 limits, 32 violations of any kind, 0 effluent exceedances.
- Nitrogen, Kjeldahl, total [as N]: 0 limits, 10 violations of any kind, 0 effluent exceedances.
- Nitrite + Nitrate total [as N]: 0 limits, 6 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 2 limits, 4 violations of any kind, 0 effluent exceedances.
- Oxygen, dissolved [DO]: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Chlorine, total residual: 2 limits, 2 violations of any kind, 0 effluent exceedances.
- Toxicity [acute], Ceriodaphnia dubia: 0 limits, 2 violations of any kind, 0 effluent exceedances.
- Toxicity [acute], Pimephales promelas [Fathead Minnow]: 0 limits, 2 violations of any kind, 0 effluent exceedances.
- April 18, 2025: Reporting Violations - Failure to Submit DMRs (ST6).
- March 28, 2025: Effluent Violations - Numeric effluent violation (ST6).
- December 31, 2024: Effluent Violations - Numeric effluent violation (ST6).
- June 28, 2024: Effluent Violations - Numeric effluent violation (ST6).
- April 29, 2022: Effluent Violations - Numeric effluent violation (ST6).
- December 30, 2021: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
- September 30, 2021: Reporting Violations - Failure to Submit DMRs (ST6).
- September 30, 2021: Effluent Violations - Numeric effluent violation (ST6).
- September 30, 2021: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- June 30, 2021: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- June 30, 2021: Reporting Violations - Failure to Submit DMRs (ST6).
- September 30, 2019: Effluent Violations - Numeric effluent violation (ST6).
- December 28, 2018: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- September 28, 2018: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- June 29, 2018: Reporting Violations - Improper/ Incorrect Reporting (ST6).
- December 13, 2017: Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) (ST6).
- December 13, 2017: Effluent Violations - Numeric effluent violation (ST6).
- December 13, 2017: Permit Violations - Violation Specified in Comment (ST6).
Missouri holds 756 Publicly owned treatment works coverages of this permit type in EPA’s file; 84 were issued before MO0092975.
Coverages issued nearest MO0092975
- January 13, 2016: DCSD STEVEN A. ROGERS WWTP, St. Charles, MO0129763, held by Duckett Creek Sanitary District
- February 1, 2016: NEWBURG WWTP, Newburg, MO0021784, held by City of Newburg
- February 10, 2016: VAN BUREN WWTF, Van Buren, MO0099490, held by City of Van Buren
- March 9, 2016: STOVER SOUTHWEST WWTP, Stover, MO0047058, held by City of Stover
- March 9, 2016: BLAND WWTF, Bland, MO0055395, held by City of Bland
- April 15, 2016: SLATER WWTP, Slater, MO0094951, held by City of Slater
- May 4, 2016: AVA WWTP, Ava, MO0056260, held by City of Ava
- May 4, 2016: NEW FLORENCE WWTF, New Florence, MO0110817, held by City of New Florence
- May 16, 2016: VILLAGE OF HALFWAY WWTP, Bolivar, MO0128562, held by Village of Halfway
- May 25, 2016: WAYNESVILLE WWTP, Waynesville, MO0094161, held by City of Waynseville
NEW LONDON WWTF among its neighbors
EPA’s permit file holds 7 discharge permits in the Turkey Creek-Salt River subwatershed (HUC 071100070303), MO0092975 among them. Its county holds 55, 0 of them major permits; MO0092975 is a minor permit.
Other permits in the Turkey Creek-Salt River subwatershed (HUC 071100070303)
- INJUN JOE CAMPGROUND WWTP, New London: MO0095427, minor permit, discharging to 8-20-13 MUDD V1.0, permit term to September 30, 2020
- INJUN JOE CAMPGROUND WWTP, New London: MOGDS0135, minor permit, discharging to Tributary to Salt R., permit term to June 30, 2029
- J.L. SCRAP METALS, INC., New London: MOR60A385, minor permit, discharging to Salt R., permit term to October 31, 2018
- NEW LONDON QUARRY CS06, New London: MOG490071, minor permit, discharging to Tributary to Camp Creek, permit term to April 30, 2027
- RALLS COUNTY STONE, New London: MOG491540, minor permit, discharging to Tributary to Salt R., permit term to April 30, 2027
- SILVEY TRUCKING, New London: MOR80C027, minor permit, discharging to Salt R., permit term to October 4, 2012
Identity
| Facility as filed | NEW LONDON WWTF |
|---|---|
| Permittee as filed | City of New London |
| NPDES ID | MO0092975 |
| 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 | March 21, 2016 |
| Expiration date | September 30, 2020 |
| Address | New London, MO 63459 |
| Receiving water | Tributary to Salt River |
| Subwatershed | Turkey Creek-Salt River (HUC 071100070303) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 19Pollutants on file
- 11Under a numeric limit
- 19With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 4 | 64 | 49 | June 30, 2026 | 2,900% over the limit |
| E. coli | 2 | 34 | 26 | June 30, 2026 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 15 | 10 | August 31, 2022 | 119% over the limit |
| Solids, total suspended | 3 | 17 | 8 | June 30, 2025 | 300% over the limit |
| Oil and grease [soxhlet extr.] tot. | 2 | 40 | 6 | March 31, 2024 | 100% over the limit |
| BOD, 5-day, percent removal | 0 | 6 | 6 | November 30, 2024 | 567% over the limit |
| Solids, suspended percent removal | 0 | 2 | 2 | December 31, 2025 | 30% over the limit |
| E. coli, colony forming units [CFU] | 0 | 1 | 1 | April 30, 2015 | 38% over the limit |
| LC50 Static 48Hr Acute Pimephales promelas | 0 | 1 | 1 | May 31, 2014 | |
| pH | 2 | 40 | 0 | ||
| Phosphorus, total [as P] | 2 | 38 | 0 | ||
| Nitrogen, total [as N] | 2 | 32 | 0 | ||
| Nitrogen, Kjeldahl, total [as N] | 0 | 10 | 0 | ||
| Nitrite + Nitrate total [as N] | 0 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 4 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 2 | 0 | ||
| Chlorine, total residual | 2 | 2 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 0 | 2 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 0 | 2 | 0 |
Inspections, violations and enforcement
- 18Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 18, 2025 | Reporting Violations - Failure to Submit DMRs | ST6 |
| March 28, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| December 31, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| June 28, 2024 | Effluent Violations - Numeric effluent violation | ST6 |
| April 29, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| December 30, 2021 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| September 30, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| September 30, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 30, 2021 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 30, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| September 30, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| December 28, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| September 28, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 29, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 13, 2017 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| December 13, 2017 | Effluent Violations - Numeric effluent violation | ST6 |
| December 13, 2017 | Permit Violations - Violation Specified in Comment | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES MO0092975.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES MO0092975.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.