Nepaug Dam

Litchfield County, Connecticut (near COLLINSVILLE)

River/Stream: NEPAUG RIVER, Phelps Brook, Clear Brook

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Concrete
Height
156 ft
Dam Length
650 ft
Reservoir Storage
40,540 acre-ft
Year Completed
1918
Primary Purpose
Water Supply
Owner Type
Public Utility
Max Discharge
7,200 cfs

Condition Assessment

FairLast inspected: 2024-08-15

Hazard Classification: High — 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
CT00370
State
Connecticut (CT)
Coordinates
41.82767, -72.94218
Age
108 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.