Piedmont

BIG MUDDY CK· Uinta, Wyoming· Built 1902· Earth· 28 ft tall
Low Hazard Irrigation Private

Key Takeaway

Piedmont is classified as low hazard in Wyoming. It was completed in 1902 and is 124 years old. Its primary use is irrigation.

Physical Details

Dam Height 28 ft (taller than 55% in WY)
Dam Length549 ft
Dam TypeEarth
Max Storage840 acre-ft
Normal Storage630 acre-ft
Surface Area55 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed1902 (124 years old)
NID IDWY01259

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: September 30, 2019
State Regulated: Yes
Regulatory Agency: SEO

Ownership

GUILD FAMILY TRUST

Private

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Frequently Asked Questions

What is the hazard classification of Piedmont?

Piedmont 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 Piedmont?

Piedmont is owned by GUILD FAMILY TRUST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Piedmont built?

Piedmont was completed in 1902, making it 124 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 Piedmont?

Piedmont serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Piedmont?

Piedmont has a dam height of 28 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 Piedmont last inspected?

Piedmont was last inspected on September 30, 2019. 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.