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Cold Spring Flood Control Site #9 Dam
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Cold Spring Flood Control Site #9 Dam Share
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Overview Share
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West Hartford, Connecticut
Flood Control
State owned
Built in 1968

Cold Spring Flood Control Site #9 Dam is an earth dam built on the Tumble Brook River and is located in West Hartford, Connecticut. It was built in 1968 for the purpose of flood control.

The state-owned dam is owned by the Connecticut Deep. It is also known as North Branch Park River Site 9.

Location
Cold Spring Flood Control Site #9 Dam
West Hartford, Connecticut, U.S.
Dam type
Earth
Dam type
Flood control
Purpose
Soil
Foundation type
Unknown
Core type
Ownership Share
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Connecticut Deep
Owner
State

The state-owned dam is owned by the Connecticut Deep.

Construction Share
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1968
Completed
Anderson_Nichols
Dam designer
Tumble Brook River
River built on
Cold Spring Flood Control Site #9 Dam was built in 1968.
Metrics Share
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Summary
Dam length 1,040 feet
Dam height 20 feet
Max storage 1,760 acre feet
Normal storage 1,100 acre feet
Surface area 137 acres
Drainage area 2 square miles
1,040 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.

20 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.

1,760 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.

1,100 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.

137 acres
Surface area

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

2 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.

Safety Share
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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.

4/22/2015
Most recent inspection date

Inspections are every 2 years.

About Share
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Also known as North Branch Park River Site 9
Former name 0
Latitude 41
Longitude -72
NID ID (National ID) CT00495

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