Lochmere

Lochmere is a masonry dam located in Belknap County, New Hampshire, built in 1910. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Lochmere

The primary purpose of Lochmere is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is state-owned. It impounds the Winnipesaukee River near East Tilton.

The dam stands 11 feet tall and stretches 223 feet across, creates a reservoir covering 4,264 acres, has a maximum storage capacity of 33,280 acre-feet, and collects water from a drainage area of 428 square miles. Completed in 1910, the structure is over a century old.

This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 07/31/2018.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateNew Hampshire
CountyBelknap
Nearest CityEast Tilton
River/StreamWinnipesaukee River
Coordinates43.47320, -71.53360

Physical Characteristics

Dam TypeMasonry
NID Height11 ft
Dam Height11 ft
Dam Length223 ft
Year Completed1910 (116 years old)

Storage & Hydraulics

NID Storage33,280 acre-ft
Max Storage33,280 acre-ft
Normal Storage20,800 acre-ft
Surface Area4,264 acres
Drainage Area428 sq mi
Max Discharge2,400 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
Owner TypeState
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection07/31/2018
Emergency Action PlanNot Required

Identifiers

NID IDNH00015
Federal IDNH00015
More InfoState Dam Safety Program

Nearby Dams