Wononpakook Lake Dam is an earth dam located in Litchfield County, Connecticut, built in 1920. It carries a Significant hazard potential classification.
Dam profile
NID height · 10 ft10 ft tall and 670 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 Wononpakook Lake Dam
The primary purpose of Wononpakook 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 Salisbury (local government). It impounds the Mudge Pond Bk Trib near Salisbury.
The dam stands 10 feet tall and stretches 670 feet across, creates a reservoir covering 171 acres, has a maximum storage capacity of 2,570 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1920, 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. The most recent inspection on record was 08/22/2000. That was over 26 years ago.
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Location
| State | Connecticut |
| County | Litchfield |
| Nearest City | Salisbury |
| River/Stream | Mudge Pond Bk Trib |
| Coordinates | 41.92932, -73.45458 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 670 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 2,570 acre-ft |
| Max Storage | 2,570 acre-ft |
| Normal Storage | 1,700 acre-ft |
| Surface Area | 171 acres |
| Drainage Area | 4 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Salisbury |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Last Inspection | 08/22/2000 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00599 |
| Federal ID | CT00599 |
| More Info | State Dam Safety Program |