Dewey Blackwell Recreation Pond Dam

Dewey Blackwell Recreation Pond Dam is an earth dam located in Otsego County, New York, built in 1967. It carries a Low hazard potential classification.

About Dewey Blackwell Recreation Pond Dam

The primary purpose of Dewey Blackwell Recreation Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Dewey Blackwell (private). It impounds the Calhoun Creek near Morris.

The dam stands 11 feet tall and stretches 320 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, the structure is well into its service life at over 50 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 05/07/1980. That was over 45 years ago.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateNew York
CountyOtsego
Nearest CityMorris
River/StreamCalhoun Creek
Coordinates42.59500, -75.29167

Physical Characteristics

Dam TypeEarth
NID Height11 ft
Dam Height11 ft
Dam Length320 ft
Year Completed1967 (59 years old)

Storage & Hydraulics

NID Storage50 acre-ft
Max Storage50 acre-ft
Normal Storage31 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
Max Discharge51 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerDEWEY BLACKWELL
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection05/07/1980
Emergency Action PlanNot Required

Identifiers

NID IDNY01034
Federal IDNY01034
More InfoState Dam Safety Program

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