Crystal Lake Dam is an earth dam located in Tolland County, Connecticut, built in 1900. It carries a Significant hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 250 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 Crystal Lake Dam
The primary purpose of Crystal Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Roberson (private). It impounds the Crystal Lake Brook near West Stafford.
The dam stands 11 feet tall and stretches 250 feet across, creates a reservoir covering 178 acres, has a maximum storage capacity of 1,450 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1900, 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.
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Location
| State | Connecticut |
| County | Tolland |
| Nearest City | West Stafford |
| River/Stream | Crystal Lake Brook |
| Coordinates | 41.94496, -72.37348 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 250 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 1,450 acre-ft |
| Max Storage | 1,450 acre-ft |
| Normal Storage | 1,450 acre-ft |
| Surface Area | 178 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Roberson |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00341 |
| Federal ID | CT00341 |
| More Info | State Dam Safety Program |