Walters

ALKALI CREEK· Big Horn, Wyoming· Built 1978· Earth· 25 ft tall
Low Hazard Irrigation Flood Risk Reduction Private

Key Takeaway

Walters is classified as low hazard in Wyoming. It was completed in 1978 and is 48 years old. Its primary use is irrigation.

Physical Details

Dam Height 25 ft (taller than 39.5% in WY)
Dam Length600 ft
Dam TypeEarth
Max Storage638 acre-ft
Normal Storage464 acre-ft
Surface Area52 acres
Drainage Area0 sq mi
Max Discharge100 cfs
Year Completed1978 (48 years old)
NID IDWY01050

Safety Information

Low Hazard

No probable loss of human life and low economic/environmental losses expected.

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

Emergency Action Plan: No
Last Inspection: August 16, 2022
State Regulated: Yes
Regulatory Agency: SEO

Ownership

HAMILTON RANCH, INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Walters?

Walters is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Walters?

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

When was Walters built?

Walters was completed in 1978, making it 48 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 Walters?

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

How tall is Walters?

Walters has a dam height of 25 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 Walters last inspected?

Walters was last inspected on August 16, 2022. 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.