Clean Water Act discharge permit · NPDES MO0117650
LEWIS COUNTY C1 SCHOOL DISTRICT WWTF, Lewistown, MO: NPDES MO0117650 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
LEWIS COUNTY C1 SCHOOL DISTRICT WWTF, held by Lewis County C1 School District, holds NPDES permit MO0117650, which discharges to Tributary To Grassy Cr.. EPA’s file records it issued March 26, 2025 and expiring March 31, 2030. 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 | LEWIS COUNTY C1 SCHOOL DISTRICT WWTF |
|---|---|
| Permittee as filed | Lewis County C1 School District |
| NPDES ID | MO0117650 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | March 26, 2025 |
| Expiration date | March 31, 2030 |
| Address | Lewistown, MO 63452 |
| Receiving water | Tributary to Grassy Cr. |
| Subwatershed | Grassy Creek (HUC 071100030401) |
| SIC | 8211 – Elementary And Secondary Schools |
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
- 2Pollutants on file
- 0Under a numeric limit
- 2With a violation of any kind
- 1With 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 |
|---|---|---|---|---|---|
| E. coli | 0 | 1 | 1 | June 30, 2019 | 41% over the limit |
| pH | 0 | 3 | 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
- 3Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| April 7, 2026 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| April 11, 2022 | Permit Violations - Violation Specified in Comment | ST6 |
| June 8, 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 MO0117650 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.