Wrathal-Johnson
Key Takeaway
Wrathal-Johnson is classified as low hazard in Utah. It was completed in 1947 and is 79 years old. Its primary use is irrigation.
Physical Details
| Dam Length | 2,500 ft |
| Dam Type | Earth |
| Normal Storage | 227 acre-ft |
| Drainage Area | 0 sq mi |
| Year Completed | 1947 (79 years old) |
| NID ID | UT00139 |
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
PAUL WRATHAL, MAX JOHNSON
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Wrathal-Johnson?
Wrathal-Johnson 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 Wrathal-Johnson?
Wrathal-Johnson is owned by PAUL WRATHAL, MAX JOHNSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Wrathal-Johnson built?
Wrathal-Johnson was completed in 1947, making it 79 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 Wrathal-Johnson?
Wrathal-Johnson serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Wrathal-Johnson last inspected?
Wrathal-Johnson was last inspected on June 21, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.