Kajan Diversion

THOMPSON CREEK· Crook, Wyoming· Built 1965· Earth· 19 ft tall
Low Hazard Irrigation Private

Key Takeaway

Kajan Diversion is classified as low hazard in Wyoming. It was completed in 1965 and is 61 years old. Its primary use is irrigation.

Physical Details

Dam Height 19 ft (taller than 19.5% in WY)
Dam Length3,200 ft
Dam TypeEarth
Max Storage694 acre-ft
Normal Storage144 acre-ft
Surface Area102 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1965 (61 years old)
NID IDWY00589

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: June 23, 2021
State Regulated: Yes
Regulatory Agency: SEO

Ownership

JOHN R. PIERCE

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Kajan Diversion?

Kajan Diversion 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 Kajan Diversion?

Kajan Diversion is owned by JOHN R. PIERCE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Kajan Diversion built?

Kajan Diversion was completed in 1965, making it 61 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 Kajan Diversion?

Kajan Diversion 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 Kajan Diversion?

Kajan Diversion has a dam height of 19 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 Kajan Diversion last inspected?

Kajan Diversion was last inspected on June 23, 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.