Fgd Effluent Pond #5

DRY GULCH· Lincoln, Wyoming· Built 2018· Earth· 58 ft tall
Significant Hazard Tailings Private

Key Takeaway

Fgd Effluent Pond #5 is classified as significant hazard in Wyoming. It was completed in 2018 and is 8 years old. Its primary use is tailings. Significant hazard means failure could cause economic or environmental damage. Learn more.

Physical Details

Dam Height 58 ft (taller than 95.7% in WY)
Dam Length6,000 ft
Dam TypeEarth
Max Storage1.5K acre-ft
Normal Storage1.5K acre-ft
Surface Area48 acres
Drainage Area0 sq mi
Max Discharge0 cfs
Year Completed2018 (8 years old)
NID IDWY02598

Safety Information

Significant Hazard

No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.

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

Emergency Action Plan: No
Last Inspection: August 18, 2021
State Regulated: Yes
Regulatory Agency: SEO

Ownership

PACIFICORP

Private

Nearby Dams

Frequently Asked Questions

What is the hazard classification of Fgd Effluent Pond #5?

Fgd Effluent Pond #5 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.

Who owns and operates Fgd Effluent Pond #5?

Fgd Effluent Pond #5 is owned by PACIFICORP (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.

When was Fgd Effluent Pond #5 built?

Fgd Effluent Pond #5 was completed in 2018, making it 8 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 Fgd Effluent Pond #5?

Fgd Effluent Pond #5 serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.

How tall is Fgd Effluent Pond #5?

Fgd Effluent Pond #5 has a dam height of 58 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 Fgd Effluent Pond #5 last inspected?

Fgd Effluent Pond #5 was last inspected on August 18, 2021. 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.