Pleasant Lake Dam

New Hampshire — Merrimack County — TR BLACKWATER RIVER

Location

StateNew Hampshire
CountyMerrimack
RiverTR BLACKWATER RIVER
Coordinates43.42038, -71.93940

Physical Characteristics

NID Height13 ft
Dam Height13 ft
Dam Length360 ft
NID Storage9,295 acre-ft
Max Storage9,295 acre-ft
Surface Area604 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentSatisfactory
EAP StatusYes
Last InspectionJuly 7, 2021
Inspection Frequency2

Dam Information

Year Completed1850
Primary PurposeRecreation
Dam TypeEarth
Owner TypeLocal Government
OwnerTOWN OF NEW LONDON
Other NameElkins Dam

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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