Unit 3 Fgd Evaporation Pond 1
Key Takeaway
Unit 3 Fgd Evaporation Pond 1 is classified as low hazard in Wyoming. It was completed in 1990 and is 36 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 40 ft (taller than 86.7% in WY) |
| Dam Length | 5,348 ft |
| Dam Type | Earth |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 1.1K acre-ft |
| Surface Area | 40 acres |
| Year Completed | 1990 (36 years old) |
| Year Modified | 2005 |
| NID ID | WY01643 |
Safety Information
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?
Ownership
PACIFICORP, NAUGHTON POWER PLANT
Public Utility
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Low Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Unit 3 Fgd Evaporation Pond 1?
Unit 3 Fgd Evaporation Pond 1 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 Unit 3 Fgd Evaporation Pond 1?
Unit 3 Fgd Evaporation Pond 1 is owned by PACIFICORP, NAUGHTON POWER PLANT (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Unit 3 Fgd Evaporation Pond 1 built?
Unit 3 Fgd Evaporation Pond 1 was completed in 1990, making it 36 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 Unit 3 Fgd Evaporation Pond 1?
Unit 3 Fgd Evaporation Pond 1 serves the following purposes: Flood Risk Reduction, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Unit 3 Fgd Evaporation Pond 1?
Unit 3 Fgd Evaporation Pond 1 has a dam height of 40 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 Unit 3 Fgd Evaporation Pond 1 last inspected?
Unit 3 Fgd Evaporation Pond 1 was last inspected on June 6, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.