Lake Triangle Camp Jewell Dam
Lake Triangle Camp Jewell Dam is an earth dam located in Litchfield County, Connecticut, built in 1952. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Lake Triangle Camp Jewell Dam
The primary purpose of Lake Triangle Camp Jewell Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Greater Hartford Ymca (private). It impounds the North Brook near Colebrook.
The dam stands 10 feet tall and stretches 300 feet across, creates a reservoir covering 50 acres, has a maximum storage capacity of 365 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1952, the structure is well into its service life at over 50 years 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 06/25/2024.
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Location
| State | Connecticut |
| County | Litchfield |
| Nearest City | Colebrook |
| River/Stream | North Brook |
| Coordinates | 42.02178, -73.10260 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 300 ft |
| Year Completed | 1952 (74 years old) |
Storage & Hydraulics
| NID Storage | 365 acre-ft |
| Max Storage | 365 acre-ft |
| Normal Storage | 365 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 790 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Greater Hartford YMCA |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/25/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00455 |
| Federal ID | CT00455 |
| More Info | State Dam Safety Program |