Parishville

Parishville is a gravity dam located in St. Lawrence County, New York, built in 1925. It carries a Low hazard potential classification and has a satisfactory condition assessment.

About Parishville

The primary purpose of Parishville 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 West Branch St. Regis River near West Stockholm.

The dam stands 19 feet tall and stretches 102 feet across, creates a reservoir covering 70 acres, has a maximum storage capacity of 289 acre-feet, and collects water from a drainage area of 177 square miles. Completed in 1925, 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 06/24/2019.

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Low HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateNew York
CountySt. Lawrence
Nearest CityWest Stockholm
River/StreamWest Branch St. Regis River
Coordinates44.62800, -74.81530

Physical Characteristics

Dam TypeGravity
NID Height19 ft
Dam Height19 ft
Dam Length102.5 ft
Year Completed1925 (101 years old)

Storage & Hydraulics

NID Storage289 acre-ft
Max Storage289 acre-ft
Normal Storage289 acre-ft
Surface Area70 acres
Drainage Area177 sq mi
Max Discharge2,020 cfs
Spillway TypeControlled

Ownership & Safety

PurposeHydroelectric
OwnerErie Boulevard Hydropower, L.P.
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/24/2019
Emergency Action PlanYes

Identifiers

NID IDNY00202
Federal IDNY00202
More InfoState Dam Safety Program

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