Sylvan Lake

Sylvan Lake is an earth dam located in Eagle County, Colorado, built in 1947. It carries a High hazard potential classification and has a satisfactory condition assessment.

About Sylvan Lake

The primary purpose of Sylvan Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Colorado Parks And Wildlife (taylor, Margaret) (state). It impounds the W Brush Creek near Eagle.

The dam stands 35 feet tall and stretches 425 feet across, creates a reservoir covering 43 acres, has a maximum storage capacity of 718 acre-feet, and collects water from a drainage area of 13 square miles. Completed in 1947, the structure is well-established, with more than 75 years of service.

This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/11/2022.

At 35 feet, this dam is taller than 82% of dams nationwide.

Living Downstream

If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Colorado dam safety program can provide more specific information about emergency planning for this structure.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateColorado
CountyEagle
Nearest CityEagle
River/StreamW Brush Creek
Coordinates39.48000, -106.73557

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height28 ft
Dam Length425 ft
Year Completed1947 (79 years old)

Storage & Hydraulics

NID Storage718 acre-ft
Max Storage718 acre-ft
Normal Storage425 acre-ft
Surface Area43 acres
Drainage Area13 sq mi
Max Discharge19,100 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerCOLORADO PARKS AND WILDLIFE (TAYLOR, MARGARET)
Owner TypeState
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection08/11/2022
Emergency Action PlanYes

Identifiers

NID IDCO00670
Federal IDCO00670
More InfoState Dam Safety Program

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