Clean Water Act discharge permit · NPDES COR431157
BIG CREEK RANCH, Steamboat Springs, CO: NPDES COR431157 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 0Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
BIG CREEK RANCH, held by FlyWater, inc., holds NPDES permit COR431157. EPA’s file records it issued July 23, 2026 and expiring March 31, 2029.
BIG CREEK RANCH, Steamboat Springs, Colorado: Coverage under a general permit COR431157, held by FlyWater, inc.; Effective; issued July 23, 2026, term to March 31, 2029, by STA.
Other permits held by FlyWater, inc.
- FREESTONE RIVER RANCH, Eagle: COR420891, issued July 17, 2023
- NORTH FORK OF THE POUDRE MITIGATION, Livermore: COR429311, issued December 17, 2025
BIG CREEK RANCH among its neighbors
EPA’s permit file holds 1 discharge permits in the Big Creek subwatershed (HUC 140500010302), COR431157 among them.
What the register holds for BIG CREEK RANCH: its NPDES ID, its permit type and status, its dates, its address in Steamboat Springs, Colorado. EPA’s effluent violation file and its single-event violation file hold no violation for NPDES COR431157.
Identity
| Facility as filed | BIG CREEK RANCH |
|---|---|
| Permittee as filed | FlyWater, inc. |
| NPDES ID | COR431157 |
| Permit status | Effective |
| Permit type | Coverage under a general permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | July 23, 2026 |
| Expiration date | March 31, 2029 |
| Issuing agency | STA |
| Address | Steamboat Springs, CO 80587 |
| Subwatershed | Big Creek (HUC 140500010302) |
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 COR431157.
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES COR431157.
Inspections
EPA’s inspection file holds no inspection for NPDES COR431157.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES COR431157.
Watch this permit
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Nearby on the register
- Discharge permits in Steamboat Springs
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.