Long Pond Dam in Ayer, Massachusetts, is a gravity dam with a primary purpose of recreation.
Wind
Humidity
Completed in 1900, this dam stands at a height of 7.5 feet and has a hydraulic height of 4.6 feet. It has a normal storage capacity of 150 acre-feet and a maximum storage of 330 acre-feet, serving as a vital resource for the surrounding area. The dam is regulated by the Department of Conservation and Recreation in Massachusetts and is inspected regularly to ensure its structural integrity.
Located on a tributary of Cold Spring Brook, Long Pond Dam covers a surface area of 60 acres and has a drainage area of 0.93 square miles. With a hazard potential rated as low and a fair condition assessment, the dam poses a moderate risk, according to the data provided. While the dam does not have an Emergency Action Plan (EAP) in place, it meets regulatory guidelines and is subject to regular inspections to mitigate any potential hazards. Overall, Long Pond Dam plays a significant role in providing recreational opportunities while ensuring water resource management in the Middlesex County area.
Year Completed |
1900 |
Dam Length |
190 |
Dam Height |
7.5 |
River Or Stream |
TRIBUTARY OF COLD SPRING BROOK |
Primary Dam Type |
Gravity |
Surface Area |
60 |
Hydraulic Height |
4.6 |
Drainage Area |
0.93 |
Nid Storage |
330 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
8 |