Little Seneca Dam

Montgomery County, Maryland (near Germantown)

River/Stream: Little Seneca Creek

High Hazard

Failure would likely cause loss of life

Key Facts

Dam Type
Earth
Height
99 ft
Dam Length
628 ft
Reservoir Storage
24,185 acre-ft
Year Completed
1984
Primary Purpose
Water Supply
Owner Type
Public Utility
Max Discharge
73,292 cfs

Condition Assessment

FairLast inspected: 2024-05-30

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
MD00297
State
Maryland (MD)
Coordinates
39.18500, -77.30000
Age
42 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.