Talcott Flood Control Dam #2, also known as South Branch Park River Main Dam, is a state-owned structure located in West Hartford, Connecticut.
Wind
Humidity
Designed by USDA NRCS and completed in 1964, this earth dam stands at a height of 18.5 feet and has a length of 2860 feet. Its primary purpose is flood risk reduction, with a storage capacity of 1205 acre-feet and a maximum discharge rate of 3500 cubic feet per second.
The dam is situated on the Trout Brook Tributary and is regulated by the Connecticut Department of Energy and Environmental Protection (DEEP). It features an uncontrolled spillway with a width of 90 feet and is classified as having a high hazard potential. Despite this, the dam's condition assessment in 2015 deemed it satisfactory, with a moderate risk level. The emergency action plan for the dam was last revised in November 2015, and the structure undergoes inspections every two years to ensure its safety and effectiveness in flood control.
Water resource and climate enthusiasts will find Talcott Flood Control Dam #2 to be an important asset in managing flood risk in the Hartford area. Its strategic location, design, and operational features contribute to the protection of surrounding communities from potential flooding events. As a state-regulated structure with a focus on flood risk reduction, this dam serves as a critical component of Connecticut's water resource management infrastructure, showcasing the collaborative efforts between government agencies and designers to mitigate the impacts of extreme weather events on the local environment and population.
Year Completed |
1964 |
Dam Length |
2860 |
Dam Height |
18.5 |
River Or Stream |
TROUT BROOK TRIB |
Primary Dam Type |
Earth |
Surface Area |
80.5 |
Drainage Area |
1.6 |
Nid Storage |
1205 |
Outlet Gates |
Uncontrolled |
Hazard Potential |
High |
Foundations |
Soil |
Nid Height |
19 |
Begins Below The Tailrace Of The Lower Collinsville Dam To The Route 187 Bridge
The Confluence With The Nepaug River To A Point 0.2 Miles Below The Lower Collinsville Dam Tailrace
New Hartford/Canton Town Line To The Confluence With The Nepaug River
Begins Below The Tailrace Of The Rainbow Dam To The Confluence With The Connecticut River
The Confluence Of The East And West Branches To The Confluence With The Farmington River In East Granby