The Quaddick Reservoir Dike, located in Windham, Connecticut, is a state-owned earth dam completed in 1900 primarily for recreational purposes.
Wind
Humidity
The dam, standing at a height of 18.5 feet and with a length of 420 feet, holds a maximum storage capacity of 5,100 acre-feet and covers a surface area of 467 acres. The reservoir, situated on the Fivemile River, serves as a popular spot for outdoor activities such as boating, fishing, and wildlife observation.
Despite its fair condition assessment and high hazard potential, the Quaddick Reservoir Dike is regulated, inspected, and permitted by the Connecticut Department of Energy and Environmental Protection (DEEP). With a drainage area of 24.2 square miles and a normal storage capacity of 4,280 acre-feet, the dam plays a crucial role in flood control and water resource management in the region. The structure is also associated with one other dam, CT00184, and undergoes inspections every two years to ensure its integrity and safety.
Owned and operated by the state, the Quaddick Reservoir Dike is a key component of Connecticut's water infrastructure. With its historical significance dating back over a century, the dam continues to provide vital recreational opportunities while simultaneously serving as a vital resource for climate enthusiasts and water resource management professionals alike. Its location in Thompson, along with its impressive storage capacity and role in flood control, highlights the importance of this earth dam in the region's overall water management system.
Year Completed |
1900 |
Dam Length |
420 |
Dam Height |
18.5 |
River Or Stream |
FIVEMILE RIVER |
Primary Dam Type |
Earth |
Surface Area |
467 |
Drainage Area |
24.2 |
Nid Storage |
5100 |
Hazard Potential |
High |
Foundations |
Rock, Soil |
Nid Height |
19 |
Quinebaug R At West Thompson
|
276cfs |
French R At N Grosvenordale
|
188cfs |
Quinebaug River At Putnam
|
616cfs |
Little River At Harrisville
|
85cfs |
Nipmuc River Near Harrisville
|
27cfs |
French River At Webster
|
7cfs |