Spring Street Dam is an earth dam located in Middlesex County, Connecticut. It carries a Significant hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 125 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 Spring Street Dam
The primary purpose of Spring Street Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Savage Mill Associates (private). It impounds the Coginchaug River.
The dam stands 11 feet tall and stretches 125 feet across, creates a reservoir covering 3 acres, and collects water from a drainage area of 35 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.
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Location
| State | Connecticut |
| County | Middlesex |
| River/Stream | Coginchaug River |
| Coordinates | 41.54330, -72.68479 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 125 ft |
Storage & Hydraulics
| Surface Area | 3 acres |
| Drainage Area | 35 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Savage Mill Associates |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Not assessed |
| Emergency Action Plan | No |
Identifiers
| NID ID | CT01070 |
| Federal ID | CT01070 |
| More Info | State Dam Safety Program |