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Lakewood Reservoir Dam
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Lakewood Reservoir Dam Share
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Overview Share
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Boulder, Colorado
Water Supply
Local government owned
Built in 1906

Lakewood Reservoir Dam is an earth dam built on the North Boulder Creek-Os River and is located in Boulder, Colorado. It was built in 1906 and modified in 1994H;1996S for the purpose of water supply.

The dam is owned by the local government.

Location
Lakewood Reservoir Dam
Boulder, Colorado, U.S.
Dam type
Earth
Dam type
Water supply
Purpose
Unknown
Foundation type
Unknown
Core type
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City of Boulder
Owner
Local government

Lakewood Reservoir Dam is owned by the local government.

Construction Share
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1906
Completed
1994H;1996S
Modified
Unknown;Eci;Eci
Dam designer
North Boulder Creek-Os River
River built on
Lakewood Reservoir Dam was built in 1906 and modified in 1994H;1996S.
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Summary
Dam length 725 feet
Dam height 22 feet
Structural height 22 feet
Hydraulic height 22 feet
Max discharge 194 cubic feet per second
Max storage 55 acre feet
Normal storage 42 acre feet
Surface area 4 acres
725 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.

22 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.

22 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.

22 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.

194 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.

55 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.

42 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.

Safety 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.

9/25/2013
Most recent inspection date

Inspections are every 6 years.

About Share
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Distance to nearest town (miles) 12
Latitude 39
Longitude -105
NID ID (National ID) CO02812

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