Second Connecticut Lake Dam

Coos County, New Hampshire (near PITTSBURG)

River/Stream: CONNECTICUT RIVER

Low Hazard

Failure would cause minimal damage

Key Facts

Dam Type
Earth
Height
28 ft
Dam Length
568 ft
Reservoir Storage
12,500 acre-ft
Year Completed
1849
Primary Purpose
Hydroelectric
Owner Type
Private
Max Discharge
11,000 cfs

Condition Assessment

FairLast inspected: 2019-06-24

Hazard Classification: Low — This describes the potential consequences of dam failure, not the likelihood of failure.

Condition Assessment: Fair — This describes the current physical condition of the dam based on the most recent inspection.

Location

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Quick Stats

NID ID
NH00187
State
New Hampshire (NH)
Coordinates
45.14130, -71.18160
Age
177 years

Nearby Dams

External Resources

Data sourced from the National Inventory of Dams (NID). Information may not reflect the most current status of this dam. Hazard classification reflects potential consequences of failure, not the likelihood of failure or the current condition.