East Cellers 9-499-4

OKEEFE DRAW· Weston, Wyoming· Built 1949· Earth· 23 ft tall

Key Takeaway

East Cellers 9-499-4 is classified as low hazard in Wyoming. It was completed in 1949 and is 77 years old. Its primary use is fire protection.

Physical Details

Dam Height 23 ft (taller than 32.5% in WY)
Dam Length640 ft
Dam TypeEarth
Max Storage56 acre-ft
Normal Storage56 acre-ft
Surface Area7 acres
Drainage Area1 sq mi
Max Discharge2,808 cfs
Year Completed1949 (77 years old)
NID IDWY01320

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 11, 2010
State Regulated: Yes
Regulatory Agency: SEO

Ownership

USDA FS

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of East Cellers 9-499-4?

East Cellers 9-499-4 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 East Cellers 9-499-4?

East Cellers 9-499-4 is owned by USDA FS (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was East Cellers 9-499-4 built?

East Cellers 9-499-4 was completed in 1949, making it 77 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 East Cellers 9-499-4?

East Cellers 9-499-4 serves the following purposes: Fire Protection, Stock, Or Small Fish Pond, Fish And Wildlife Pond, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is East Cellers 9-499-4?

East Cellers 9-499-4 has a dam height of 23 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 East Cellers 9-499-4 last inspected?

East Cellers 9-499-4 was last inspected on June 11, 2010. 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.