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Sanborn Sawmill Dam
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Sanborn Sawmill Dam Share
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Overview Share
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Loudon, New Hampshire
Fire Protection / Stock / Small Fish Pond
Privately owned
Built in 1830

Sanborn Sawmill Dam is built on the Sanborn Brook River and is located in Loudon, New Hampshire. It was built in 1830 and modified in 2001 for the purpose of fire protection / stock / small fish pond.

The dam is privately owned by Sanborn Mills Inc.

Location
Sanborn Sawmill Dam
Loudon, New Hampshire, U.S.
Dam type
Other
Dam type
Fire protection / Stock / Small fish pond
Purpose
Unknown
Foundation type
Unknown
Core type
Ownership Share
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Sanborn Mills Inc
Owner
Private

Sanborn Sawmill Dam is privately owned by Sanborn Mills Inc.

Construction Share
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1830
Completed
2001
Modified
Sanborn Brook River
River built on
Sanborn Sawmill Dam was built in 1830 and modified in 2001.
Metrics Share
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Summary
Dam length 156 feet
Dam height 13 feet
Max discharge 565 cubic feet per second
Max storage 2 acre feet
Normal storage 1 acre feet
Surface area 0 acres
Drainage area 5 square miles
156 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.

13 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.

565 cubic feet per second
Max discharge

Number of cubic feet per second the spillway is capable of discharging when the reservoir is at its maximum designed water surface elevation.

2 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 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.

0 acres
Surface area

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

5 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.

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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.

12/1/2017
Most recent inspection date

Inspections are every 2 years.

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Latitude 43
Longitude -71
NID ID (National ID) NH02411

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