Wagner

WAGNER DRAW· Sheridan, Wyoming· Built 1973· Earth· 58 ft tall
High Hazard Irrigation Private

Key Takeaway

Wagner is classified as high hazard in Wyoming. It was completed in 1973 and is 53 years old. Its primary use is irrigation. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 58 ft (taller than 95.7% in WY)
Dam Length3,050 ft
Dam TypeEarth
Max Storage946 acre-ft
Normal Storage884 acre-ft
Surface Area48 acres
Drainage Area1 sq mi
Max Discharge450 cfs
Year Completed1973 (53 years old)
Year Modified2013
NID IDWY01482

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?

Emergency Action Plan: Yes
Last Inspection: June 22, 2021
State Regulated: Yes
Regulatory Agency: SEO

Ownership

PADLOCK RANCH COMPANY, INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wagner?

Wagner is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Wagner?

Wagner is owned by PADLOCK RANCH COMPANY, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wagner built?

Wagner was completed in 1973, making it 53 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.

What is the primary purpose of Wagner?

Wagner serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Wagner?

Wagner has a dam height of 58 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.

When was Wagner last inspected?

Wagner was last inspected on June 22, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.

Data from the National Inventory of Dams (NID) maintained by the US Army Corps of Engineers. Dam conditions may have changed since the last update. This site is not affiliated with USACE. Do not use for emergency planning — contact your local dam safety program.