Canon No. 4

TIMBER CANON CREEK· Albany, Wyoming· Built 1959· Earth· 34 ft tall
Low Hazard Irrigation Private

Key Takeaway

Canon No. 4 is classified as low hazard in Wyoming. It was completed in 1959 and is 67 years old. Its primary use is irrigation.

Physical Details

Dam Height 34 ft (taller than 77.4% in WY)
Dam Length370 ft
Dam TypeEarth
Max Storage77 acre-ft
Normal Storage51 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1959 (67 years old)
NID IDWY00140

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 10, 2020
State Regulated: Yes
Regulatory Agency: SEO

Ownership

DONALD & TAMARA WILLIS

Private

Nearby Dams

Canon No. 1

Albany, WY

Low Hazard 33 ft

Canon No. 2

Albany, WY

Low Hazard 37 ft

Canon No. 3

Albany, WY

Low Hazard 28 ft

Canon No. 5

Albany, WY

Low Hazard 45 ft

Iron Mountain

Albany, WY

Low Hazard 35 ft

Two Bar No. 1

Albany, WY

Low Hazard 36 ft

Iron Mountain No. 1

Albany, WY

Low Hazard 32 ft

Strong No. 4

Albany, WY

Low Hazard 28 ft

Frequently Asked Questions

What is the hazard classification of Canon No. 4?

Canon No. 4 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 Canon No. 4?

Canon No. 4 is owned by DONALD & TAMARA WILLIS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Canon No. 4 built?

Canon No. 4 was completed in 1959, making it 67 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 Canon No. 4?

Canon No. 4 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 Canon No. 4?

Canon No. 4 has a dam height of 34 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 Canon No. 4 last inspected?

Canon No. 4 was last inspected on June 10, 2020. 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.