Little Whaley Lake Dam

Little Whaley Lake Dam is an earth dam located in Dutchess County, New York, built in 1950. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspection10/30/2015
Height10 ft
Built195076 years ago

Dam profile

NID height · 10 ft
10 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

10 ft tall and 55 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Little Whaley Lake Dam

The primary purpose of Little Whaley Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Little Whaley Holdings LLC (private). It impounds the Tr-whaley Lake Stream near West Pawling.

The dam stands 10 feet tall and stretches 55 feet across, creates a reservoir covering 45 acres, and has a maximum storage capacity of 160 acre-feet. Completed in 1950, the structure is well-established, with more than 75 years of service.

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 10/30/2015. That was over 10 years ago.

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Location

StateNew York
CountyDutchess
Nearest CityWest Pawling
River/StreamTr-whaley Lake Stream
Coordinates41.56500, -73.65333

Physical Characteristics

Dam TypeEarth
NID Height10 ft
Dam Height10 ft
Dam Length55 ft
Year Completed1950 (76 years old)

Storage & Hydraulics

NID Storage160 acre-ft
Max Storage160 acre-ft
Normal Storage130 acre-ft
Surface Area45 acres
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerLittle Whaley Holdings LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Last Inspection10/30/2015
Emergency Action PlanNot Required

Identifiers

NID IDNY01255
Federal IDNY01255
More InfoState Dam Safety Program