Sanderson Dam
Key Takeaway
Sanderson Dam is classified as significant hazard in Arkansas. It was completed in 1925 and is 101 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 49 ft (taller than 82.2% in AR) |
| Dam Length | 310 ft |
| Dam Type | Gravity |
| Max Storage | 608 acre-ft |
| Normal Storage | 517 acre-ft |
| Surface Area | 56 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 16,000 cfs |
| Year Completed | 1925 (101 years old) |
| NID ID | AR00726 |
Safety Information
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?
Ownership
HOT SPRINGS MUNICIPAL WATER SYSTEM
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Sanderson Dam?
Sanderson Dam 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 Sanderson Dam?
Sanderson Dam is owned by HOT SPRINGS MUNICIPAL WATER SYSTEM (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sanderson Dam built?
Sanderson Dam was completed in 1925, making it 101 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 Sanderson Dam?
Sanderson Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Sanderson Dam?
Sanderson Dam has a dam height of 49 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 Sanderson Dam last inspected?
Sanderson Dam was last inspected on October 28, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.