Sunset

DUCK CREEK· Sublette, Wyoming· Built 1966· Earth· 20 ft tall

Key Takeaway

Sunset is classified as low hazard in Wyoming. It was completed in 1966 and is 60 years old. Its primary use is fish and wildlife pond.

Physical Details

Dam Height 20 ft (taller than 21.5% in WY)
Dam Length540 ft
Dam TypeEarth
Max Storage119 acre-ft
Normal Storage70 acre-ft
Surface Area12 acres
Drainage Area5 sq mi
Max Discharge372 cfs
Year Completed1966 (60 years old)
NID IDWY01220

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: July 19, 2022
State Regulated: Yes
Regulatory Agency: SEO

Ownership

CL BAR PROPERTIES, INC.

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Sunset?

Sunset 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 Sunset?

Sunset is owned by CL BAR PROPERTIES, INC. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Sunset built?

Sunset was completed in 1966, making it 60 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 Sunset?

Sunset serves the following purposes: Fish And Wildlife Pond, Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Sunset?

Sunset has a dam height of 20 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 Sunset last inspected?

Sunset was last inspected on July 19, 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.