Queensboro Lake Dam

Queensboro Lake Dam is a concrete dam located in Orange County, New York, built in 1924. It carries a Low hazard potential classification.

About Queensboro Lake Dam

The primary purpose of Queensboro Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nysoprhp - Palisades Interstate Park Commission (state). It impounds the Queensboro Brook near Fort Montgomery.

The dam stands 22 feet tall and stretches 180 feet across, creates a reservoir covering 35 acres, has a maximum storage capacity of 335 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1924, 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. The most recent inspection on record was 01/26/2010. That was over 16 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountyOrange
Nearest CityFort Montgomery
River/StreamQueensboro Brook
Coordinates41.31000, -74.02500

Physical Characteristics

Dam TypeConcrete
NID Height22 ft
Dam Height22 ft
Dam Length180 ft
Year Completed1924 (102 years old)

Storage & Hydraulics

NID Storage335 acre-ft
Max Storage335 acre-ft
Normal Storage305 acre-ft
Surface Area35 acres
Drainage Area9 sq mi
Max Discharge925 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerNYSOPRHP - PALISADES INTERSTATE PARK COMMISSION
Owner TypeState
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection01/26/2010
Emergency Action PlanNot Required

Identifiers

NID IDNY00037
Federal IDNY00037
More InfoState Dam Safety Program

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