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Underwood Dam
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Underwood Dam Share
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Overview Share
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Seabrook Road, North Carolina
Recreation
Privately owned

Underwood Dam is an earth dam built on the Walnut Creek-Tr River and is located in Seabrook Road, North Carolina. It was built for the purpose of recreation.

The dam is privately owned by William Mcgrady.

Location
Underwood Dam
Seabrook Road, North Carolina, U.S.
Dam type
Earth
Dam type
Recreation
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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William Mcgrady
Owner
Private

Underwood Dam is privately owned by William Mcgrady.

Metrics Share
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Summary
Dam length 210 feet
Structural height 14 feet
Hydraulic height 10 feet
Max storage 30 acre feet
Surface area 3 acres
210 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.

14 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.

10 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.

30 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.

3 acres
Surface area

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

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.

No 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.

8/9/2016
Most recent inspection date

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Distance to nearest town (miles) 0
Latitude 35
Longitude -78
NID ID (National ID) NC04547

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