Leeds Pond Dam

Leeds Pond Dam is a concrete dam located in Nassau County, New York, built in 1908. It carries a Low hazard potential classification.

About Leeds Pond Dam

The primary purpose of Leeds Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by William Leeds (private). It impounds the Tr-manhasset Bay.

The dam stands 10 feet tall and stretches 390 feet across, creates a reservoir covering 19 acres, and has a maximum storage capacity of 64 acre-feet. Completed in 1908, 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 03/31/1971. That was over 55 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountyNassau
Nearest CityNone
River/StreamTr-manhasset Bay
Coordinates40.83111, -73.70389

Physical Characteristics

Dam TypeConcrete
NID Height10 ft
Dam Height10 ft
Dam Length390 ft
Year Completed1908 (118 years old)

Storage & Hydraulics

NID Storage64 acre-ft
Max Storage64 acre-ft
Normal Storage60 acre-ft
Surface Area19 acres
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerWILLIAM LEEDS
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection03/31/1971
Emergency Action PlanNot Required

Identifiers

NID IDNY01509
Federal IDNY01509
More InfoState Dam Safety Program

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