Thomaston Dam
High HazardNot Available ConditionEmergency Action Plan: Yes
Location
| State | Connecticut |
| County | Litchfield |
| Nearest City | THOMASTON |
| River/Stream | NAUGATUCK RIVER |
| Coordinates | 41.69502, -73.06231 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 137 ft |
| Dam Height | 137 ft |
| Dam Length | 2,000 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 63,000 acre-ft |
| Max Storage | 63,000 acre-ft |
| Surface Area | 1 acres |
| Drainage Area | 97 sq mi |
| Max Discharge | 132,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | USACE - New England District |
| Owner Type | Federal |
| Hazard Classification | High |
| Condition Assessment | Not Available |
| Last Inspection | 11/14/2023 |
| Emergency Action Plan | Yes |