Little Falls Dam - Potomac River

Low Hazard ConditionEmergency Action Plan: No

Location

StateMaryland
CountyMontgomery
Nearest CityWashington, DC
River/StreamPotomac River
Coordinates38.94840, -77.12960

Physical Characteristics

Dam TypeGravity
NID Height12 ft
Dam Height12 ft
Dam Length1,300 ft
Year Completed1958 (68 years old)

Storage & Hydraulics

NID Storage13,360 acre-ft
Max Storage13,360 acre-ft
Normal Storage1,008 acre-ft
Surface Area167 acres
Drainage Area11,430 sq mi
Max Discharge484,000 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeWater Supply
OwnerUS Army Corps of Engineers,Washington Aqueduct Div
Owner TypeFederal
Hazard ClassificationLow
Last Inspection12/04/2013
Emergency Action PlanNo

Identifiers

NID IDMD00022
Federal IDMD00022
More InfoState Dam Safety Program

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