Clean Water Act discharge permit · NPDES COG502248
C 1/2 ROAD GRAVEL PIT, Grand Junction, CO: NPDES COG502248 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
C 1/2 ROAD GRAVEL PIT, held by M & D Enterprises LLC, holds NPDES permit COG502248, which discharges to Colorado River. EPA’s file records it issued December 23, 2025 and expiring December 31, 2031. 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 | C 1/2 ROAD GRAVEL PIT |
|---|---|
| Permittee as filed | M & D Enterprises LLC |
| NPDES ID | COG502248 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | December 23, 2025 |
| Expiration date | December 31, 2031 |
| Address | Grand Junction, CO 81501 |
| Receiving water | Colorado River |
| Subwatershed | Indian Wash-Colorado River (HUC 140100051503) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 7Under a numeric limit
- 7With 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 | 6 | 0 | ||
| Solids, total suspended | 2 | 6 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 6 | 0 | ||
| Solids, total dissolved | 2 | 6 | 0 | ||
| Oil and grease | 1 | 3 | 0 | ||
| Flow, total | 1 | 3 | 0 | ||
| Oil and grease visual | 1 | 3 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES COG502248.
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 COG502248.
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, COG502248.
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 COG502248 there.
Nearby on the register
- Discharge permits in Grand Junction
- Every permit record in Grand Junction, A to Z
- Discharge permits in Colorado
- Every permit record in Colorado, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.