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Lake Gaillard Dam
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Lake Gaillard Dam Share
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Overview Share
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North Branford, Connecticut
Water Supply
Public utility owned
Built in 1929

Lake Gaillard Dam is built on the Branford River and is located in North Branford, Connecticut. It was built in 1929 and modified in 2012 for the purpose of water supply.

The dam is owned by the public utility, South Central CT Rwa. It is also known as Lake Gaillard.

Location
Lake Gaillard Dam
North Branford, Connecticut, U.S.
Dam type
Other
Dam type
Water supply
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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South Central CT Rwa
Owner
Public utility

Lake Gaillard Dam is owned by the public utility, South Central CT Rwa.

Construction Share
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1929
Completed
2012
Modified
Branford River
River built on
Lake Gaillard Dam was built in 1929 and modified in 2012.
Metrics Share
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Summary
Dam length 1,232 feet
Dam height 100 feet
Max discharge 2,180 cubic feet per second
Max storage 53,500 acre feet
Normal storage 48,000 acre feet
Surface area 1,110 acres
Drainage area 8 square miles
1,232 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.

100 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.

2,180 cubic feet per second
Max discharge

Number of cubic feet per second the spillway is capable of discharging when the reservoir is at its maximum designed water surface elevation.

53,500 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.

48,000 acre feet
Normal storage

Normal storage is defined as the total storage space in a reservoir below the normal retention level, including dead and inactive storage and excluding any flood control or surcharge storage. For normally dry flood control dams, the normal storage will be a zero value.

1,110 acres
Surface area

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

8 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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High
Downstream potential hazard

Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.

Has emergency action plan
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.

5/1/2018
Most recent inspection date

Inspections are every 2 years.

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Also known as Lake Gaillard
Distance to nearest town (miles) 1
Latitude 41
Longitude -72
NID ID (National ID) CT00387

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