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Little Madaswaska Dam
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Little Madaswaska Dam Share
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Overview Share
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Caribou, Maine
Water Supply
State owned
Built in 1960

Little Madaswaska Dam is built on the Little Madaswaska River and is located in Caribou, Maine. It was built in 1960 and modified in 1971 for the purpose of water supply.

The state-owned dam is owned by the Loring Development Authority of Maine. It is also known as Little Madaswaska.

Location
Little Madaswaska Dam
Caribou, Maine, U.S.
Dam type
Other
Dam type
Water supply
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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Loring Development Authority of Maine
Owner
State

The state-owned dam is owned by the Loring Development Authority of Maine.

Construction Share
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1960
Completed
1971
Modified
Little Madaswaska River
River built on
Little Madaswaska Dam was built in 1960 and modified in 1971.
Metrics Share
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Summary
Dam length 320 feet
Dam height 33 feet
Structural height 33 feet
Hydraulic height 10 feet
Max storage 350 acre feet
Normal storage 125 acre feet
Surface area 50 acres
320 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.

33 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.

33 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.

350 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.

125 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.

50 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.

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 Little Madaswaska
Latitude 46
Longitude -67
NID ID (National ID) ME00491

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