Stone Mills Dam 2

Stone Mills Dam 2 is an earth dam located in Jefferson County, New York, built in 1989. It carries a Low hazard potential classification.

About Stone Mills Dam 2

Stone Mills Dam 2 is a dam in Jefferson, New York. The dam is owned by Nys Dec (state). It impounds the Perch River near Limerick.

The dam stands 11 feet tall and stretches 2,800 feet across, creates a reservoir covering 210 acres, has a maximum storage capacity of 4,770 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 1989, the structure is 37 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 07/29/1996. That was over 29 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountyJefferson
Nearest CityLimerick
River/StreamPerch River
Coordinates44.09417, -75.95833

Physical Characteristics

Dam TypeEarth
NID Height11 ft
Dam Height11 ft
Dam Length2,800 ft
Year Completed1989 (37 years old)

Storage & Hydraulics

NID Storage4,770 acre-ft
Max Storage4,770 acre-ft
Normal Storage531 acre-ft
Surface Area210 acres
Drainage Area10 sq mi
Spillway TypeControlled

Ownership & Safety

PurposeOther
OwnerNYS DEC
Owner TypeState
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection07/29/1996
Emergency Action PlanNot Required

Identifiers

NID IDNY01595
Federal IDNY01595
More InfoState Dam Safety Program

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