Clean Water Act discharge permit · NPDES MOG840186
WEHMEYER 1 RIVER CEMENT COMPANY, Owensville, MO: NPDES MOG840186 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
WEHMEYER 1 RIVER CEMENT COMPANY, held by River Cement Co dba Buzzi Unicem USA, holds NPDES permit MOG840186, which discharges to Tributary To Langejammer Cr.. EPA’s file records it issued August 1, 2021 and expiring June 30, 2026. 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 | WEHMEYER 1 RIVER CEMENT COMPANY |
|---|---|
| Permittee as filed | River Cement Co dba Buzzi Unicem USA |
| NPDES ID | MOG840186 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | August 1, 2021 |
| Expiration date | June 30, 2026 |
| Address | Owensville, MO 65066 |
| Receiving water | Tributary to Langejammer Cr. |
| Subwatershed | Upper Boeuf Creek (HUC 103002000405) |
| NAICS | 212325 – Clay and Ceramic and Refractory Minerals Mining |
| SIC | 1455 – Kaolin And Ball Clay |
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
- 5Pollutants on file
- 5Under a numeric limit
- 5With 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 |
|---|---|---|---|---|---|
| pH | 2 | 10 | 1 | March 31, 2016 | |
| Solids, total suspended | 2 | 11 | 0 | ||
| Solids, settleable | 2 | 9 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 9 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 9 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES MOG840186.
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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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 MOG840186 there.
Nearby on the register
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- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.