Clean Water Act discharge permit · NPDES MO0109282
CASS COUNTY MIDWAY R-1 SCHOOLS LAGOON, Cleveland, MO: NPDES MO0109282 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 5Pollutants with an effluent exceedance
CASS COUNTY MIDWAY R-1 SCHOOLS LAGOON, held by Cass County Midway R-1 School District, holds NPDES permit MO0109282, which discharges to Poney Cr.. EPA’s file records it issued June 14, 2016 and expiring June 30, 2021. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CASS COUNTY MIDWAY R-1 SCHOOLS LAGOON |
|---|---|
| Permittee as filed | Cass County Midway R-1 School District |
| NPDES ID | MO0109282 |
| 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 14, 2016 |
| Expiration date | June 30, 2021 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Cleveland, MO 64734 |
| Receiving water | Poney Cr. |
| Subwatershed | Poney Creek (HUC 102901080103) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 9Pollutants on file
- 6Under a numeric limit
- 9With a violation of any kind
- 5With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 2 | 67 | 32 | June 30, 2026 | 471% over the limit |
| BOD, 5-day, 20 deg. C | 2 | 57 | 24 | September 30, 2019 | 342% over the limit |
| pH | 1 | 32 | 6 | March 31, 2010 | |
| E. coli | 4 | 20 | 6 | September 30, 2021 | 483% over the limit |
| E. coli, colony forming units [CFU] | 0 | 2 | 2 | April 30, 2015 | 86% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 32 | 0 | ||
| Nitrogen, ammonia total [as N] | 2 | 14 | 0 | ||
| BOD, 5-day, percent removal | 0 | 10 | 0 | ||
| Solids, suspended percent removal | 0 | 10 | 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 |
|---|---|---|
| June 16, 2026 | Effluent Violations - Numeric effluent violation | ST6 |
| March 23, 2026 | Permit Violations - Violation Specified in Comment | ST6 |
| July 21, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 11, 2023 | Reporting Violations - Failure to Submit DMRs | ST6 |
| September 20, 2022 | Reporting Violations - Failure to Submit DMRs | ST6 |
| April 20, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| December 27, 2019 | Effluent Violations - Numeric effluent violation | 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 September 15, 2026.