Clean Water Act discharge permit · NPDES MOG490145
NEW FRONTIER MATERIALS - BEDROCK QUARRY, Troy, MO: NPDES MOG490145 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 1Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
NEW FRONTIER MATERIALS - BEDROCK QUARRY, held by New Frontier Materials Operations Beta, holds NPDES permit MOG490145, which discharges to Tributary To Sand Run. EPA’s file records it issued June 1, 2022 and expiring April 30, 2027. 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 | NEW FRONTIER MATERIALS - BEDROCK QUARRY |
|---|---|
| Permittee as filed | New Frontier Materials Operations Beta |
| NPDES ID | MOG490145 |
| 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 | June 1, 2022 |
| Expiration date | April 30, 2027 |
| Address | Troy, MO 63379 |
| Receiving water | Tributary to Sand Run |
| Subwatershed | Lower Big Creek (HUC 071100080409) |
| Other EPA IDs (FRS) | ICIS-AIR source MO000000291130P035 |
Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 6Pollutants on file
- 1Under a numeric limit
- 6With a violation of any kind
- 2With 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 | 0 | 58 | 2 | September 30, 2008 | 891% over the limit |
| Solids, settleable | 0 | 42 | 2 | September 30, 2008 | 2,000% over the limit |
| Oil and grease [soxhlet extr.] tot. | 0 | 56 | 0 | ||
| pH | 2 | 50 | 0 | ||
| Flow, in conduit or thru treatment plant | 0 | 34 | 0 | ||
| Storm water flow | 0 | 8 | 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
- 4Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 2, 2024 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| April 19, 2021 | Effluent Violations - Narrative Effluent Violation | ST6 |
| April 19, 2021 | WW Storm Water Construction - Failure to develop any or adequate SWPPP/SWMP | ST6 |
| April 19, 2021 | 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, MOG490145.
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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 MOG490145 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.