Mirror Lake Dam

Mirror Lake Dam is an earth dam located in Washington County, New York, built in 1991. It carries a Low hazard potential classification.

About Mirror Lake Dam

Mirror Lake Dam is a dam in Washington, New York. The dam is owned by Granville Realty Inc (private). It impounds the Tr-mettawee River.

The dam stands 18 feet tall and stretches 450 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 165 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1991, the structure is 35 years 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. The most recent inspection on record was 10/18/1991. That was over 34 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountyWashington
Nearest CityNone
River/StreamTr-mettawee River
Coordinates43.51056, -73.30278

Physical Characteristics

Dam TypeEarth
NID Height18 ft
Dam Height18 ft
Dam Length450 ft
Year Completed1991 (35 years old)

Storage & Hydraulics

NID Storage165 acre-ft
Max Storage165 acre-ft
Normal Storage93 acre-ft
Surface Area10 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeOther
OwnerGRANVILLE REALTY INC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection10/18/1991
Emergency Action PlanNot Required

Identifiers

NID IDNY01617
Federal IDNY01617
More InfoState Dam Safety Program

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