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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Significant HazardFair ConditionEmergency Action Plan: Yes

Location

StateColorado
CountyHinsdale
Nearest CitySouth Fork
River/StreamSouth Clear Creek
Coordinates37.82445, -107.18780

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Height12 ft
Dam Length1,335 ft
Year Completed1911 (115 years old)

Storage & Hydraulics

NID Storage660 acre-ft
Max Storage660 acre-ft
Normal Storage297 acre-ft
Surface Area121 acres
Drainage Area15 sq mi
Max Discharge2,077 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFish and Wildlife Pond
OwnerCOLORADO PARKS AND WILDLIFE
Owner TypeState
Hazard ClassificationSignificant
Condition AssessmentFair
Last Inspection06/07/2022
Emergency Action PlanYes

Identifiers

NID IDCO00812
Federal IDCO00812
More InfoState Dam Safety Program

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