Clean Water Act discharge permit · NPDES MOG491525
PLANT 18, Rolla, MO: NPDES MOG491525 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
PLANT 18, held by LEHMAN CONSTRUCTION, L.L.C., holds NPDES permit MOG491525, which discharges to Tributary To Burgher Branch. EPA’s file records it issued May 1, 2022 and expiring April 30, 2027. 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 | PLANT 18 |
|---|---|
| Permittee as filed | LEHMAN CONSTRUCTION, L.L.C. |
| NPDES ID | MOG491525 |
| 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 | May 1, 2022 |
| Expiration date | April 30, 2027 |
| Address | Rolla, MO 64061 |
| Receiving water | Tributary to Burgher Branch |
| Subwatershed | Little Dry Fork-Dry Fork (HUC 071401020108) |
| NAICS | 327320 – Ready-Mix Concrete Manufacturing |
| SIC | 3273 – Ready-Mixed Concrete |
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
- 0With 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 | 0 | ||
| Solids, total suspended | 2 | 10 | 0 | ||
| Solids, settleable | 2 | 10 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 2 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 10 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG491525.
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
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| November 16, 2023 | Reporting Violations - Failure to Submit DMRs | 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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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 MOG491525 there.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.