Eastgate

JONES DRAW· Natrona, Wyoming· Built 2010· Earth· 60 ft tall

Key Takeaway

Eastgate is classified as high hazard in Wyoming. It was completed in 2010 and is 16 years old. Its primary use is fish and wildlife pond. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.

Physical Details

Dam Height 60 ft (taller than 96.1% in WY)
Dam Length960 ft
Dam TypeEarth
Max Storage717 acre-ft
Normal Storage594 acre-ft
Surface Area32 acres
Drainage Area8 sq mi
Max Discharge4,250 cfs
Year Completed2010 (16 years old)
NID IDWY02493

Safety Information

High Hazard

Loss of human life is likely if the dam fails.

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

Emergency Action Plan: Yes
Last Inspection: June 17, 2020
State Regulated: Yes
Regulatory Agency: SEO

Ownership

EASTGATE RANCH LLC

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Eastgate?

Eastgate is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Eastgate?

Eastgate is owned by EASTGATE RANCH LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Eastgate built?

Eastgate was completed in 2010, making it 16 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 Eastgate?

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

How tall is Eastgate?

Eastgate has a dam height of 60 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 Eastgate last inspected?

Eastgate was last inspected on June 17, 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.