Clean Water Act discharge permit · NPDES MO0129976
NEWARK WWTF, Newark, MO: NPDES MO0129976 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 2Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
NEWARK WWTF, held by PWSD No. 1 of Knox County, Missouri, holds NPDES permit MO0129976, which discharges to Tributary To Myers Branch. EPA’s file records it issued March 1, 2022 and expiring February 28, 2027. 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 | NEWARK WWTF |
|---|---|
| Permittee as filed | PWSD No. 1 of Knox County, Missouri |
| NPDES ID | MO0129976 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | March 1, 2022 |
| Expiration date | February 28, 2027 |
| Address | Newark, MO 63458 |
| Receiving water | Tributary to Myers Branch |
| Subwatershed | Spees Branch-South Fabius River (HUC 071100030305) |
| 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
- 10Pollutants on file
- 2Under a numeric limit
- 10With 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 |
|---|---|---|---|---|---|
| Nitrogen, ammonia total [as N] | 0 | 8 | 8 | September 30, 2014 | 283% over the limit |
| E. coli, colony forming units [CFU] | 0 | 2 | 2 | July 31, 2015 | 166% over the limit |
| pH | 0 | 1 | 1 | June 30, 2015 | |
| Depth to water level ft below landsurface | 1 | 33 | 0 | ||
| Flow rate | 0 | 30 | 0 | ||
| Application rate area sprayed | 0 | 30 | 0 | ||
| Precipitation volume | 0 | 30 | 0 | ||
| Spray irrigation | 0 | 30 | 0 | ||
| Spray irrigation, application rate | 0 | 30 | 0 | ||
| Rainfall | 2 | 6 | 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 |
|---|---|---|
| November 14, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| February 28, 2023 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 30, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 31, 2020 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| July 9, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 28, 2018 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 28, 2018 | Permit Violations - Violation Specified in Comment | 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.
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 MO0129976 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.