Clean Water Act discharge permit · NPDES MO0128775
NORTON WOODS SEWAGE TREATMENT, Troy, MO: NPDES MO0128775 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
NORTON WOODS SEWAGE TREATMENT, held by Dennis Kallash, holds NPDES permit MO0128775, which discharges to Tributary To Coon Cr.. EPA’s file records it issued June 9, 2021 and expiring September 30, 2023. 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 | NORTON WOODS SEWAGE TREATMENT |
|---|---|
| Permittee as filed | Dennis Kallash |
| NPDES ID | MO0128775 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 9, 2021 |
| Expiration date | September 30, 2023 |
| Address | Troy, MO 63379 |
| Receiving water | Tributary to Coon Cr. |
| Subwatershed | Coon Creek (HUC 071100080405) |
| SIC | 6514 – Dwelling Operators, Except Apartments |
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
- 7Pollutants on file
- 6Under a numeric limit
- 7With 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] | 8 | 23 | 19 | September 30, 2021 | 659% over the limit |
| E. coli, colony forming units [CFU] | 0 | 6 | 6 | June 30, 2020 | 99,999% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 8 | 4 | December 31, 2020 | 99% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| pH | 2 | 4 | 0 | ||
| Solids, total suspended | 2 | 4 | 0 | ||
| E. coli | 2 | 4 | 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 |
|---|---|---|
| December 5, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| November 20, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| August 17, 2023 | Effluent Violations - Numeric effluent violation | ST6 |
| January 10, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| August 27, 2020 | Permit Violations - Unapproved Operation | ST6 |
| June 29, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| May 18, 2017 | 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 MO0128775 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.