Edward Macdowell Dam

High HazardNot Available ConditionEmergency Action Plan: Yes

Location

StateNew Hampshire
CountyHillsborough
Nearest CityPETERBOROUGH
River/StreamNUBANUSIT BROOK
Coordinates42.89395, -71.98640

Physical Characteristics

Dam TypeEarth
NID Height63 ft
Dam Height63 ft
Dam Length1,100 ft
Year Completed1950 (76 years old)

Storage & Hydraulics

NID Storage31,600 acre-ft
Max Storage31,600 acre-ft
Normal Storage150 acre-ft
Surface Area165 acres
Drainage Area44 sq mi
Max Discharge17,800 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerUSACE - New England District
Owner TypeFederal
Hazard ClassificationHigh
Condition AssessmentNot Available
Last Inspection06/06/2023
Emergency Action PlanYes

Identifiers

NID IDNH00005
Federal IDNH00005
More InfoState Dam Safety Program

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