Clean Water Act discharge permit · NPDES MO0021784
NEWBURG WWTP, Newburg, MO: NPDES MO0021784 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 11Pollutants under a numeric limit
- 7Pollutants with an effluent exceedance
NEWBURG WWTP, held by City of Newburg, holds NPDES permit MO0021784, which discharges to L. Piney Cr.. EPA’s file records it issued February 1, 2016 and expiring September 30, 2018. 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 | NEWBURG WWTP |
|---|---|
| Permittee as filed | City of Newburg |
| NPDES ID | MO0021784 |
| 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 | February 1, 2016 |
| Expiration date | September 30, 2018 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Newburg, MO 65550 |
| Receiving water | L. Piney Cr. |
| Subwatershed | Little Beaver Creek-Little Piney Creek (HUC 102902030108) |
| Program components on file | Biosolids, POTW |
| 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
- 13Pollutants on file
- 11Under a numeric limit
- 9With a violation of any kind
- 7With 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 | 73 | 13 | June 30, 2026 | 448% over the limit |
| BOD, 5-day, percent removal | 0 | 41 | 11 | June 30, 2026 | 153% over the limit |
| E. coli | 2 | 46 | 8 | June 30, 2025 | 1,820% over the limit |
| Solids, suspended percent removal | 0 | 36 | 6 | June 30, 2026 | 551% over the limit |
| Solids, total suspended | 3 | 63 | 3 | April 30, 2026 | 130% over the limit |
| pH | 2 | 62 | 2 | April 30, 2016 | |
| BOD, 5-day, 20 deg. C | 3 | 61 | 1 | June 30, 2026 | 3% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 60 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 24 | 0 | ||
| Nitrogen, total [as N] | 2 | 0 | 0 | ||
| Phosphorus, total [as P] | 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
- 16Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| March 31, 2026 | Effluent Violations - Narrative Effluent Violation | ST6 |
| March 31, 2026 | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | ST6 |
| March 31, 2026 | Permit Violations - Failure to Submit Timely Permit Renewal Application | ST6 |
| March 31, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| March 31, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| March 31, 2026 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 16, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 14, 2022 | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | ST6 |
| June 14, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| June 14, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| June 14, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| April 14, 2021 | Permit Violations - Violation Specified in Comment | ST6 |
| April 14, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| April 14, 2021 | WW SSO - Failure to report violation that may endanger public health 122.41(l)(7) | ST6 |
| April 14, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 14, 2021 | 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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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.