Clean Water Act discharge permit · NPDES MOG490926
MISSOURI RED QUARRIES, INC, Ironton, MO: NPDES MOG490926 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 5Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
MISSOURI RED QUARRIES, INC, held by MISSOURI RED QUARRIES INC, holds NPDES permit MOG490926, which discharges to Tributary To Saint Francis River. EPA’s file records it issued June 1, 2017 and expiring April 30, 2022. 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.
Identity
| Facility as filed | MISSOURI RED QUARRIES, INC |
|---|---|
| Permittee as filed | MISSOURI RED QUARRIES INC |
| NPDES ID | MOG490926 |
| 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 | June 1, 2017 |
| Expiration date | April 30, 2022 |
| Address | Ironton, MO 63650 |
| Receiving water | Tributary to Saint Francis River |
| Subwatershed | Headwaters St Francis River (HUC 080202020201) |
Cited to the EPA ICIS-NPDES permit file (ECHO 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 | 8 | 20 | 2 | December 31, 2018 | |
| Solids, settleable | 8 | 18 | 0 | ||
| Oil and grease [soxhlet extr.] tot. | 8 | 18 | 0 | ||
| Solids, total suspended | 8 | 14 | 0 | ||
| Flow, in conduit or thru treatment plant | 8 | 14 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| September 27, 2018 | WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP | ST6 |
| September 27, 2018 | 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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MOG490926.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 MOG490926 there.
Nearby on the register
- Discharge permits in Ironton
- Every permit record in Ironton, A to Z
- Discharge permits in Missouri
- Every permit record in Missouri, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.