Lower Lisbon

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateNew Hampshire
CountyGrafton
Nearest CityBath
River/StreamAmmonoosuc River
Coordinates44.21430, -71.91100

Physical Characteristics

Dam TypeConcrete
NID Height18 ft
Dam Height18 ft
Dam Length292 ft
Year Completed1986 (40 years old)

Storage & Hydraulics

NID Storage96 acre-ft
Max Storage96 acre-ft
Normal Storage96 acre-ft
Surface Area64 acres
Drainage Area288 sq mi
Max Discharge1,200 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerWhite Mountain Hydroelectric Corporation
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection05/22/2018
Emergency Action PlanNot Required

Identifiers

NID IDNH00144
Federal IDNH00144
More InfoState Dam Safety Program

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