Sargent Dam
Key Takeaway
Sargent Dam is classified as low hazard in South Dakota. It was completed in 1937 and is 89 years old. Its primary use is water supply.
Physical Details
| Dam Height | 20 ft (taller than 33.7% in SD) |
| Dam Length | 480 ft |
| Dam Type | Earth |
| Max Storage | 310 acre-ft |
| Normal Storage | 135 acre-ft |
| Max Discharge | 1,680 cfs |
| Year Completed | 1937 (89 years old) |
| Year Modified | 1996 |
| NID ID | SD00975 |
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
S&PL
State Government
Nearby Dams
Mandernach and Carlson 2
Ziebach, SD
Low Hazard 23 ftMandernach and Carlson 3
Ziebach, SD
Low Hazard 24 ftMandernach & Carlson No. 9
Ziebach, SD
Low Hazard 23 ftMandernach & Carlson
Ziebach, SD
Low Hazard 26 ftMandernach and Carlson 5
Ziebach, SD
Low Hazard 15 ftMandernach and Carlson 6
Ziebach, SD
Low Hazard 24 ftMandernach and Carlson 4
Ziebach, SD
Low Hazard 25 ftG. Lund
Ziebach, SD
Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Sargent Dam?
Sargent Dam 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 Sargent Dam?
Sargent Dam is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sargent Dam built?
Sargent Dam was completed in 1937, making it 89 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 Sargent Dam?
Sargent 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 Sargent Dam?
Sargent Dam 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 Sargent Dam last inspected?
Sargent Dam was last inspected on May 15, 2012. Inspection dates indicate when a formal review occurred, not the results of that inspection.