Elmer

Elmer is a concrete dam located in Lewis County, New York, built in 1917. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Elmer

The primary purpose of Elmer is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Erie Boulevard Hydropower, L.p. (private). It impounds the Beaver River near Belfort.

The dam stands 23 feet tall and stretches 263 feet across, creates a reservoir covering 34 acres, has a maximum storage capacity of 345 acre-feet, and collects water from a drainage area of 250 square miles. Completed in 1917, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 08/09/2022.

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Low HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew York
CountyLewis
Nearest CityBelfort
River/StreamBeaver River
Coordinates43.92730, -75.28870

Physical Characteristics

Dam TypeConcrete
NID Height23 ft
Dam Height23 ft
Dam Length263 ft
Year Completed1917 (109 years old)

Storage & Hydraulics

NID Storage345 acre-ft
Max Storage345 acre-ft
Normal Storage345 acre-ft
Surface Area34 acres
Drainage Area250 sq mi
Max Discharge6,400 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeHydroelectric
OwnerErie Boulevard Hydropower, L.P.
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection08/09/2022
Emergency Action PlanYes

Identifiers

NID IDNY00303
Federal IDNY00303
More InfoState Dam Safety Program

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