Atwater Pond Dam

Atwater Pond Dam is an earth dam located in Berkshire County, Massachusetts, built in 1890. It carries a Low hazard potential classification and has a fair condition assessment.

Hazard potentialLowFailure would cause limited damage
ConditionFair2nd of 4 ratings
Emergency action planNot reported
Last inspection10/02/2015
Height12 ft
Built1890136 years ago

Dam profile

NID height · 12 ft
12 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

12 ft tall and 230 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 Atwater Pond Dam

The primary purpose of Atwater Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Louis and Judi Friedman (private). It impounds the N. Br. of Silver Brook near Sandisfield.

The dam stands 12 feet tall and stretches 230 feet across, creates a reservoir covering 25 acres, has a maximum storage capacity of 132 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1890, 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 10/02/2015. That was over 11 years ago.

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Location

StateMassachusetts
CountyBerkshire
Nearest CitySandisfield
River/StreamN. Br. of Silver Brook
Coordinates42.10870, -73.15134

Physical Characteristics

Dam TypeEarth
NID Height12 ft
Dam Length230 ft
Year Completed1890 (136 years old)

Storage & Hydraulics

NID Storage132 acre-ft
Max Storage132 acre-ft
Normal Storage110 acre-ft
Surface Area25 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeRecreation
OwnerLouis and Judi Friedman
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection10/02/2015
Emergency Action PlanNot Required

Identifiers

NID IDMA00301
Federal IDMA00301
More InfoState Dam Safety Program