Troutvale #2 (lower) is an earth dam located in Hinsdale County, Colorado, built in 1940. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 15 ft15 ft tall and 375 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Troutvale #2 (lower)
The primary purpose of Troutvale #2 (lower) 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 15 feet tall and stretches 375 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 600 acre-feet, and collects water from a drainage area of 21 square miles. Completed in 1940, the structure is well-established, with more than 75 years of service.
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 | 37.83056, -107.17946 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 375 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 257 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 21 sq mi |
| Max Discharge | 1,410 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 | CO00813 |
| Federal ID | CO00813 |
| More Info | State Dam Safety Program |