Dole Marsh Dam, located in Northwood, New Hampshire, is a state-owned structure primarily used for recreation purposes.
Wind
Humidity
Completed in 1976, this earth dam stands at 8 feet tall and stretches 250 feet in length, creating a reservoir with a normal storage capacity of 50.4 acre-feet. The dam overlooks an unnamed brook and is regulated by the NHDES Dam Bureau, ensuring its safety and compliance with state regulations.
With a low hazard potential and satisfactory condition assessment, Dole Marsh Dam poses minimal risk to the surrounding area. The dam's spillway, with a width of 12 feet, is uncontrolled, allowing excess water to safely flow downstream. Despite its moderate risk assessment, the dam has not undergone any recent modifications and has regular inspections, ensuring its continued functionality and safety for both recreational and environmental purposes.
Water resource and climate enthusiasts can appreciate Dole Marsh Dam for its role in providing recreational opportunities while also serving as a vital component of water management and conservation efforts in the region. Its presence highlights the importance of maintaining and regulating dams to ensure safety, sustainability, and environmental protection for the surrounding community and ecosystem.
Year Completed |
1976 |
Dam Length |
250 |
Dam Height |
8 |
River Or Stream |
UNNAMED BROOK |
Primary Dam Type |
Earth |
Surface Area |
27.5 |
Drainage Area |
0.52 |
Nid Storage |
110.9 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
8 |
Suncook River At North Chichester
|
62cfs |
Oyster River Near Durham
|
2cfs |
Isinglass R At Rochester Neck Rd
|
24cfs |
Cocheco River Near Rochester
|
23cfs |
Lamprey River Near Newmarket
|
42cfs |
Soucook River
|
22cfs |