Quinebaug
Quinebaug is a masonry dam located in Windham County, Connecticut, built in 1855. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Quinebaug
The primary purpose of Quinebaug is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Quinebaug Associates, Llc (private). It impounds the Quinebaug River near Brooklyn.
The dam stands 14 feet tall and stretches 250 feet across, creates a reservoir covering 85 acres, has a maximum storage capacity of 283 acre-feet, and collects water from a drainage area of 384 square miles. Completed in 1855, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 09/12/2022.
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Location
| State | Connecticut |
| County | Windham |
| Nearest City | Brooklyn |
| River/Stream | Quinebaug River |
| Coordinates | 41.80190, -71.88740 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 250 ft |
| Year Completed | 1855 (171 years old) |
Storage & Hydraulics
| NID Storage | 283 acre-ft |
| Max Storage | 283 acre-ft |
| Normal Storage | 283 acre-ft |
| Surface Area | 85 acres |
| Drainage Area | 384 sq mi |
| Max Discharge | 6,934 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Quinebaug Associates, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/12/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | CT00513 |
| Federal ID | CT00513 |
| More Info | State Dam Safety Program |