Clean Water Act discharge permit · NPDES COR425751
ADAMS COUNTY FAIRGROUNDS SITE AND INFRASTRUCTURE IMPROVEMENTS, Brighton, CO: NPDES COR425751 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
ADAMS COUNTY FAIRGROUNDS SITE AND INFRASTRUCTURE IMPROVEMENTS, held by M.A. Mortenson Company, holds NPDES permit COR425751. EPA’s file records it issued November 14, 2024 and expiring March 31, 2029. 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.
What the register holds for ADAMS COUNTY FAIRGROUNDS SITE AND INFRASTRUCTURE IMPROVEMENTS: its NPDES ID, its permit type and status, its dates, its address in Brighton, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR425751.
Identity
| Facility as filed | ADAMS COUNTY FAIRGROUNDS SITE AND INFRASTRUCTURE IMPROVEMENTS |
|---|---|
| Permittee as filed | M.A. Mortenson Company |
| NPDES ID | COR425751 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | November 14, 2024 |
| Expiration date | March 31, 2029 |
| Address | Brighton, CO 80601 |
| Subwatershed | Todd Creek-South Platte River (HUC 101900030405) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 0Pollutants on file
- 0Under a numeric limit
- 0With a violation of any kind
- 0With an effluent exceedance
EPA’s limits and effluent violation files hold no pollutant row for NPDES COR425751.
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 COR425751.
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, COR425751.
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 COR425751 there.
Nearby on the register
- Discharge permits in Brighton
- Every permit record in Brighton, 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.