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Stillwell Dam
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Stillwell Dam Share
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Fort MC Coy, Wisconsin
Recreation
Federal ownership
Built in 1944

Stillwell Dam is an earth dam built on the Stillwell Creek River and is located in Fort MC Coy, Wisconsin. It was built in 1944 for the purpose of recreation.

The dam is under federal ownership and is owned by the Fort Mccoy. It is also known as Stillwell Pond.

Location
Stillwell Dam
Fort MC Coy, Wisconsin, U.S.
Dam type
Earth
Dam type
Recreation
Purpose
Soil
Foundation type
Unknown
Core type
Ownership Share
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Fort Mccoy
Owner
Federal

Stillwell Dam is under federal ownership and is owned by the Fort Mccoy.

Construction Share
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1944
Completed
Stillwell Creek River
River built on
Stillwell Dam was built in 1944.
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Summary
Dam length 240 feet
Hydraulic height 12 feet
Max storage 61 acre feet
Normal storage 27 acre feet
Surface area 4 acres
240 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.

12 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.

61 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.

27 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.

4 acres
Surface area

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

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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.

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.

5/26/2016
Most recent inspection date

Inspections are every 4 years.

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Also known as Stillwell Pond
Distance to nearest town (miles) 3
Latitude 43
Longitude -90
NID ID (National ID) WI82301

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