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Heritage Point Lake Dam
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Heritage Point Lake Dam Share
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Overview Share
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Rathbun, Iowa
Privately owned
Built in 1971

Heritage Point Lake Dam is an earth dam built on the Tr-South Chariton River and is located in Rathbun, Iowa. It was built in 1971 .

The dam is privately owned by Hertiage Point Lake, LC. It is also known as Benny Davis. The dam used to be known as Davis Dam.

Location
Heritage Point Lake Dam
Rathbun, Iowa, U.S.
Dam type
Earth
Dam type
Other
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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Hertiage Point Lake, LC
Owner
Private

Heritage Point Lake Dam is privately owned by Hertiage Point Lake, LC.

Construction Share
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1971
Completed
USDA NRCS
Dam designer
Tr-South Chariton River
River built on
Heritage Point Lake Dam was built in 1971.
Metrics Share
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Summary
Dam length 900 feet
Dam height 47 feet
Max storage 1,943 acre feet
Normal storage 1,203 acre feet
Surface area 79 acres
Drainage area 1 square miles
900 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.

47 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.

1,943 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.

1,203 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.

79 acres
Surface area

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

1 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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Significant
Downstream potential hazard

Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be located in areas with population and significant infrastructure.

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.

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Also known as Benny Davis
Former name Davis Dam
Latitude 40
Longitude -93
NID ID (National ID) IA01151

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