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Cavendish Dam
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Cavendish Dam Share
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Overview Share
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Cavendish, Vermont
Hydroelectric
Public utility owned
Built in 1907

Cavendish Dam is built on the Black River and is located in Cavendish, Vermont. It was built in 1907 for the purpose of hydroelectric.

The dam is owned by the public utility, Green Mountain Power Corp.

Location
Cavendish Dam
Cavendish, Vermont, U.S.
Dam type
Other
Dam type
Hydroelectric
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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Green Mountain Power Corp
Owner
Public utility

Cavendish Dam is owned by the public utility, Green Mountain Power Corp.

Construction Share
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1907
Completed
Black River
River built on
Cavendish Dam was built in 1907.
Metrics Share
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Summary
Dam length 230 feet
Dam height 46 feet
Structural height 46 feet
Hydraulic height 46 feet
Max storage 130 acre feet
Surface area 10 acres
Drainage area 82 square miles
230 feet
Dam length

Length of the dam is defined as the length along the top of the dam. This also includes the spillway, powerplant, navigation lock, fish pass, etc., where these form part of the length of the dam. If detached from the dam, these structures should not be included.

46 feet
Dam height

Height of the dam is defined as the vertical distance between the lowest point on the crest of the dam and the lowest point in the original streambed.

46 feet
Structural height

Structural height of the dam is defined as the vertical distance from the lowest point of the excavated foundation to the top of the dam. Top of dam refers to the parapet wall and not the crest.

46 feet
Hydraulic height

Hydraulic height of the dam is defined as the vertical difference between the maximum design water level and the lowest point in the original streambed.

130 acre feet
Max storage

Maximum storage is defined as the total storage space in a reservoir below the maximum attainable water surface elevation, including any surcharge storage.

10 acres
Surface area

Surface area, in acres, of the impoundment at its normal retention level.

82 square miles
Drainage area

Drainage area of the dam, in square miles, which is defined as the area that drains to a particular point (in this case, the dam) on a river or stream.

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Low
Downstream potential hazard

Dams assigned the low hazard potential classification are those where failure or misoperation results in no probable loss of human life and low economic and/or environ-mental losses. Losses are principally limited to the owner’s property.

Not required
Emergency action plan

An emergency action plan is defined as a plan of action to be taken to reduce the potential for property damage and loss of life in an area affected by a dam failure or large flood.

6/11/1997
Most recent inspection date

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Latitude 43
Longitude -72
NID ID (National ID) VT00037

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