Sylvan Lake Dam is an earth dam located in Litchfield County, Connecticut. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 4 ft4 ft tall and 249 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 Sylvan Lake Dam
The primary purpose of Sylvan Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town of Watertown - Department of Public Works (local government). It impounds the Turkey Brook.
The dam stands 4 feet tall and stretches 249 feet across, creates a reservoir covering 6 acres, and collects water from a drainage area of 0 square miles.
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 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 12/02/2021.
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Location
| State | Connecticut |
| County | Litchfield |
| River/Stream | Turkey Brook |
| Coordinates | 41.60008, -73.07138 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 4 ft |
| Dam Height | 4 ft |
| Dam Length | 249 ft |
Storage & Hydraulics
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Watertown - Department of Public Works |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 12/02/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT01656 |
| Federal ID | CT01656 |
| More Info | State Dam Safety Program |