Dm No. 1

DM DRAW OFFSTREAM· Washakie, Wyoming· Built 1983· Earth· 22 ft tall
Low Hazard Fire Protection Stock Or Small Fish Pond Recreation Private

Key Takeaway

Dm No. 1 is classified as low hazard in Wyoming. It was completed in 1983 and is 43 years old. Its primary use is fire protection.

Physical Details

Dam Height 22 ft (taller than 28.8% in WY)
Dam Length900 ft
Dam TypeEarth
Max Storage935 acre-ft
Normal Storage29 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1983 (43 years old)
NID IDWY01616

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: May 13, 2021
State Regulated: Yes
Regulatory Agency: SEO

Ownership

DURBIN CREEK RANCH

Private

Nearby Dams

Worland Wastewater Treatment (Cell 2)

Washakie, WY

Low Hazard 12 ft

Worland Wastewater Treatment (Cell 3)

Washakie, WY

Low Hazard 9 ft

Worland Wastewater Treatment (Cell 4)

Washakie, WY

Low Hazard 8 ft

Worland Wastewater Treatment (Cell 1)

Washakie, WY

Low Hazard 12 ft

Green Hills

Washakie, WY

Low Hazard 17 ft

Sore Paw

Washakie, WY

Low Hazard 26 ft

Davis No.1 Dam

Washakie, WY

Low Hazard

Frequently Asked Questions

What is the hazard classification of Dm No. 1?

Dm No. 1 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 Dm No. 1?

Dm No. 1 is owned by DURBIN CREEK RANCH (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Dm No. 1 built?

Dm No. 1 was completed in 1983, making it 43 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 Dm No. 1?

Dm No. 1 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Dm No. 1?

Dm No. 1 has a dam height of 22 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 Dm No. 1 last inspected?

Dm No. 1 was last inspected on May 13, 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.