South Wall
Key Takeaway
South Wall is classified as low hazard in Wyoming. It was completed in 1912 and is 114 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 21.5% in WY) |
| Dam Length | 410 ft |
| Dam Type | Earth |
| Max Storage | 320 acre-ft |
| Normal Storage | 213 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1912 (114 years old) |
| NID ID | WY00864 |
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
ANTELOPE SPRINGS RANCH CO
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of South Wall?
South Wall 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 South Wall?
South Wall is owned by ANTELOPE SPRINGS RANCH CO (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was South Wall built?
South Wall was completed in 1912, making it 114 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 South Wall?
South Wall 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 South Wall?
South Wall has a dam height of 20 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 South Wall last inspected?
South Wall was last inspected on May 27, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.