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.
Location
| State | Colorado |
| County | Eagle |
| Nearest City | Eagle |
| River/Stream | W Brush Creek |
| Coordinates | 39.48000, -106.73557 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 28 ft |
| Dam Length | 425 ft |
| Year Completed | 1947 (79 years old) |
Storage & Hydraulics
| NID Storage | 718 acre-ft |
| Max Storage | 718 acre-ft |
| Normal Storage | 425 acre-ft |
| Surface Area | 43 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 19,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | COLORADO PARKS AND WILDLIFE (TAYLOR, MARGARET) |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/11/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CO00670 |
| Federal ID | CO00670 |
| More Info | State Dam Safety Program |