Little Yellow 12
Key Takeaway
Little Yellow 12 is classified as low hazard in Wisconsin. It was completed in 1935 and is 91 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 8 ft (taller than 5.5% in WI) |
| Dam Length | 44 ft |
| Dam Type | Gravity |
| Max Storage | 140 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 42 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 497 cfs |
| Year Completed | 1935 (91 years old) |
| NID ID | WI00575 |
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
U.S. Department of the Interior
Federal Government
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Low Hazard 7 ftFrequently Asked Questions
What is the hazard classification of Little Yellow 12?
Little Yellow 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 Little Yellow 12?
Little Yellow 12 is owned by U.S. Department of the Interior (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Little Yellow 12 built?
Little Yellow 12 was completed in 1935, making it 91 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 Little Yellow 12?
Little Yellow 12 serves the following purposes: Irrigation, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Little Yellow 12?
Little Yellow 12 has a dam height of 8 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.