Lake Garda Dam is an earth dam located in Hartford County, Connecticut, built in 1930. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 17 ft17 ft tall and 300 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 Lake Garda Dam
The primary purpose of Lake Garda Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Lake Garda Improvement Association (private). It impounds the Unionville Brook near Unionville.
The dam stands 17 feet tall and stretches 300 feet across, creates a reservoir covering 42 acres, has a maximum storage capacity of 293 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1930, the structure is well-established, with more than 75 years of service.
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 11/09/2020.
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Location
| State | Connecticut |
| County | Hartford |
| Nearest City | Unionville |
| River/Stream | Unionville Brook |
| Coordinates | 41.74446, -72.90018 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 300 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 293 acre-ft |
| Max Storage | 293 acre-ft |
| Normal Storage | 173 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 463 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lake Garda Improvement Association |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/09/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | CT00264 |
| Federal ID | CT00264 |
| More Info | State Dam Safety Program |