Gray's Creek
Gray's Creek is an earth dam located in Chaffee County, Colorado, built in 1948. It carries a Low hazard potential classification and has a fair condition assessment.
About Gray's Creek
The primary purpose of Gray's Creek is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Upper Arkansas Water Conservancy District (terry S (local government). It impounds the Gray Creek-os near Poncha Springs.
The dam stands 28 feet tall and stretches 630 feet across, creates a reservoir covering 15 acres, and has a maximum storage capacity of 268 acre-feet. Completed in 1948, the structure is well-established, with more than 75 years of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 07/20/2021.
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Location
| State | Colorado |
| County | Chaffee |
| Nearest City | Poncha Springs |
| River/Stream | Gray Creek-os |
| Coordinates | 38.42668, -106.14723 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 28 ft |
| Dam Height | 26 ft |
| Dam Length | 630 ft |
| Year Completed | 1948 (78 years old) |
Storage & Hydraulics
| NID Storage | 268 acre-ft |
| Max Storage | 268 acre-ft |
| Normal Storage | 193 acre-ft |
| Surface Area | 15 acres |
| Max Discharge | 1,386 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | UPPER ARKANSAS WATER CONSERVANCY DISTRICT (TERRY S |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/20/2021 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CO00456 |
| Federal ID | CO00456 |
| More Info | State Dam Safety Program |