Clean Water Act discharge permit · NPDES MOG490799
MARTIN MARIETTA MATERIALS, INC. - HWY 10, Rayville, MO: NPDES MOG490799 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MARTIN MARIETTA MATERIALS, INC. - HWY 10, held by Hunt Martin Materials, LLC, holds NPDES permit MOG490799, which discharges to W. Fk. Crooked R.. EPA’s file records it issued October 27, 2006 and expiring October 5, 2011. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
What the register holds for MARTIN MARIETTA MATERIALS, INC. - HWY 10: its NPDES ID, its permit type and status, its dates, its address in Rayville, Missouri, its receiving water, and 5 pollutants under a numeric limit. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES MOG490799.
Identity
| Facility as filed | MARTIN MARIETTA MATERIALS, INC. - HWY 10 |
|---|---|
| Permittee as filed | Hunt Martin Materials, LLC |
| NPDES ID | MOG490799 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Program | Industrial stormwater |
| Issued | October 27, 2006 |
| Expiration date | October 5, 2011 |
| Issuing agency | MODNR-Kansas City Regional Office |
| Address | Rayville, MO 64084 |
| Receiving water | W. Fk. Crooked R. |
| Subwatershed | West Fork Crooked River (HUC 103001010706) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 5Pollutants on file
- 5Under a numeric limit
- 0With 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 | 4 | 0 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 4 | 0 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 0 | 0 | ||
| Solids, total suspended | 2 | 0 | 0 | ||
| Solids, settleable | 2 | 0 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES MOG490799.
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 MOG490799.
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 MOG490799 there.
Nearby on the register
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- Discharge permits in Missouri
- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.