Share Share
US National Dams
Ralston Dam
Find a dam
Contents
Explore
Search
US National Dams
More
About US National Dams
Copyright © 2021 nationaldams.com and US National Dams. All Rights Reserved.

All content on this website ("the Site") is the property of US National Dams. The collection and assembly of content on this Site are the exclusive property of US National Dams and are protected by copyright and other intellectual property laws.

Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).

Ralston Dam Share Share

Overview Share Share
Back to Top
Wyoming
Federal ownership
Built in 1975

Ralston Dam is an earth dam built on the Ralston Draw River and is located in Wyoming. It was built in 1975 .

The dam is under federal ownership and is owned by the Shoshone - Heart MTN. Irr. Dist.

Location
Ralston Dam
Wyoming, U.S.
Dam type
Earth
Dam type
Other
Purpose
Unknown
Foundation type
Unknown
Core type
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Map Share Share
Back to Top
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Ownership Share Share
Back to Top
Shoshone - Heart MTN. Irr. Dist.
Owner
Federal

Ralston Dam is under federal ownership and is owned by the Shoshone - Heart MTN. Irr. Dist..

Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Construction Share Share
Back to Top
1975
Completed
John Loutas
Dam designer
Ralston Draw River
River built on
Ralston Dam was built in 1975.
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Metrics Share Share
Back to Top
Summary
Dam length 2,000 feet
Dam height 7 feet
Structural height 6 feet
Normal storage 90 acre feet
Surface area 64 acres
2,000 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.

7 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.

6 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.

90 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.

64 acres
Surface area

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

Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Safety Share Share
Back to Top
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.

8/21/2013
Most recent inspection date

Inspections are every 5 years.

Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
About Share Share
Latitude 44
Longitude -108
NID ID (National ID) WY02044
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).
Was this site helpful to you? We would very much appreciate you whitelisting us or using this link when you shop on Amazon (no impact on your order).