Sd Noname 12
Key Takeaway
Sd Noname 12 is classified as low hazard in South Dakota. It was completed in 1952 and is 74 years old. Its primary use is water supply.
Physical Details
| Dam Height | 17 ft (taller than 20.2% in SD) |
| Dam Length | 290 ft |
| Dam Type | Earth |
| Max Storage | 102 acre-ft |
| Normal Storage | 62 acre-ft |
| Max Discharge | 442 cfs |
| Year Completed | 1952 (74 years old) |
| NID ID | SD00994 |
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
Sd Noname 111
Pennington, SD
Low Hazard 14 ftSd Noname 110
Pennington, SD
Low Hazard 19 ftFarmingdale (Nid)
Pennington, SD
Low Hazard 25 ftBoydston Dam
Pennington, SD
Low Hazard 12 ftSd Noname 11
Pennington, SD
Low Hazard 21 ftG. Flier
Custer, SD
Low Hazard 19 ftMarsh Dam
Pennington, SD
Low Hazard 18 ftEarl Witte No.1
Custer, SD
Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Sd Noname 12?
Sd Noname 12 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 Sd Noname 12?
Sd Noname 12 is owned by S&PL (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Sd Noname 12 built?
Sd Noname 12 was completed in 1952, making it 74 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 Sd Noname 12?
Sd Noname 12 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 Sd Noname 12?
Sd Noname 12 has a dam height of 17 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 Sd Noname 12 last inspected?
Sd Noname 12 was last inspected on May 21, 2008. Inspection dates indicate when a formal review occurred, not the results of that inspection.