Troutvale #1 (upper)
Troutvale #1 (upper) is an earth dam located in Hinsdale County, Colorado, built in 1911. It carries a Significant hazard potential classification and has a fair condition assessment.
About Troutvale #1 (upper)
The primary purpose of Troutvale #1 (upper) is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Colorado Parks And Wildlife (state). It impounds the South Clear Creek near South Fork.
The dam stands 12 feet tall and stretches 1,335 feet across, creates a reservoir covering 121 acres, has a maximum storage capacity of 660 acre-feet, and collects water from a drainage area of 15 square miles. Completed in 1911, the structure is over a century old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in 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. An emergency action plan is in place for this dam. The most recent inspection on record was 06/07/2022.
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Location
| State | Colorado |
| County | Hinsdale |
| Nearest City | South Fork |
| River/Stream | South Clear Creek |
| Coordinates | 37.82445, -107.18780 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 1,335 ft |
| Year Completed | 1911 (115 years old) |
Storage & Hydraulics
| NID Storage | 660 acre-ft |
| Max Storage | 660 acre-ft |
| Normal Storage | 297 acre-ft |
| Surface Area | 121 acres |
| Drainage Area | 15 sq mi |
| Max Discharge | 2,077 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | COLORADO PARKS AND WILDLIFE |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 06/07/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00812 |
| Federal ID | CO00812 |
| More Info | State Dam Safety Program |