Chasmars Pond Dam, located in Darien, Connecticut, is a historic masonry dam completed in the year 1900 for the primary purpose of recreation.
Wind
Humidity
Situated on the Five Mile River, this privately owned dam stands at a height of 11 feet and has a length of 92 feet, creating a storage capacity of 56 acre-feet. With a surface area of 26.5 acres and a drainage area of 11.8 square miles, this dam plays a significant role in the local ecosystem and water resource management.
The dam, regulated by the Connecticut Department of Energy and Environmental Protection (DEEP), has been inspected for safety and maintenance, showing a satisfactory condition assessment as of June 2016. Despite its age, Chasmars Pond Dam poses a significant hazard potential, which underscores the importance of regular monitoring and risk assessment. With a designated emergency action plan and contact information in place, the dam serves as a key point of interest for water resource and climate enthusiasts interested in the management and preservation of historic structures like Chasmars Pond Dam.
As part of the New England District of the US Army Corps of Engineers, Chasmars Pond Dam stands as a testament to the intersection of human engineering and natural landscapes. Its continued operation and maintenance reflect a commitment to balancing recreational pursuits with environmental stewardship, making it a valuable site for those interested in the sustainable management of water resources and climate adaptation.
Year Completed |
1900 |
Dam Length |
92 |
Dam Height |
11 |
River Or Stream |
FIVE MILE RIVER |
Primary Dam Type |
Masonry |
Surface Area |
26.5 |
Drainage Area |
11.8 |
Nid Storage |
56 |
Hazard Potential |
Significant |
Foundations |
Rock |
Nid Height |
11 |
Rippowam River At Stamford
|
10cfs |
Norwalk R At South Wilton
|
23cfs |
Fivemile River Near New Canaan
|
0cfs |
Saugatuck R Nr Westport
|
32cfs |
Sasco Brook Near Southport
|
4cfs |
Mill R Nr Fairfield
|
65cfs |