Mill Street Dam is an earth dam located in Hartford County, Connecticut. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 17 ft17 ft tall and 80 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 Mill Street Dam
The primary purpose of Mill Street Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mill Street LLC (local government). It impounds the Salmon Brook.
The dam stands 17 feet tall and stretches 80 feet across, creates a reservoir covering 2 acres, and collects water from a drainage area of 6 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 11/03/2021.
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Location
| State | Connecticut |
| County | Hartford |
| River/Stream | Salmon Brook |
| Coordinates | 41.71695, -72.58000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 80 ft |
Storage & Hydraulics
| Surface Area | 2 acres |
| Drainage Area | 6 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mill Street LLC |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/03/2021 |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT00912 |
| Federal ID | CT00912 |
| More Info | State Dam Safety Program |