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Gray Dam
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Gray Dam Share Share

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Lazear, Colorado
Privately owned
Built in 1957

Gray Dam is an earth dam built on the Leroux Creek-Tr River and is located in Lazear, Colorado. It was built in 1957 .

The dam is privately owned by Leroux Creek Water Users Association.

Location
Gray Dam
Lazear, Colorado, U.S.
Dam type
Earth
Dam type
Other
Purpose
Unknown
Foundation type
Unknown
Core type
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Ownership Share Share
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Leroux Creek Water Users Association
Owner
Private

Gray Dam is privately owned by Leroux Creek Water Users Association.

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Construction Share Share
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1957
Completed
Leroux Creek-Tr River
River built on
Gray Dam was built in 1957.
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Metrics Share Share
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Summary
Dam length 890 feet
Dam height 38 feet
Structural height 41 feet
Hydraulic height 41 feet
Max discharge 660 cubic feet per second
Max storage 516 acre feet
Normal storage 366 acre feet
Surface area 30 acres
890 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.

38 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.

41 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.

41 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.

660 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.

516 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.

366 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.

30 acres
Surface area

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

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Safety Share Share
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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.

8/17/2016
Most recent inspection date

Inspections are every 6 years.

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About Share Share
Distance to nearest town (miles) 18
Latitude 38
Longitude -107
NID ID (National ID) CO00721
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