Wagon Prong Dam

WEST FORK HAMPTON DRAW BIG HO· Washakie, Wyoming· Built 2003· Gravity·
Low Hazard Water Supply Federal Government

Key Takeaway

Wagon Prong Dam is classified as low hazard in Wyoming. It was completed in 2003 and is 23 years old. Its primary use is water supply.

Physical Details

Dam Length290 ft
Dam TypeGravity
Max Storage43 acre-ft
Normal Storage0 acre-ft
Surface Area4 acres
Drainage Area400 sq mi
Max Discharge100 cfs
Year Completed2003 (23 years old)
NID IDWY01946

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: August 2, 2016
State Regulated: Yes
Regulatory Agency: SEO

Ownership

DOI BLM

Federal Government

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Wagon Prong Dam?

Wagon Prong Dam 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 Wagon Prong Dam?

Wagon Prong Dam is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Wagon Prong Dam built?

Wagon Prong Dam was completed in 2003, making it 23 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 Wagon Prong Dam?

Wagon Prong Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

When was Wagon Prong Dam last inspected?

Wagon Prong Dam was last inspected on August 2, 2016. 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.