Dd No 11
Key Takeaway
Dd No 11 is classified as low hazard in Kansas. It was completed in 1997 and is 29 years old. Its primary use is flood risk reduction.
Physical Details
| Dam Height | 44 ft (taller than 95.4% in KS) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 730 acre-ft |
| Normal Storage | 59 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 5,860 cfs |
| Year Completed | 1997 (29 years old) |
| NID ID | KS07840 |
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
MILL CREEK WJD NO 85
Local Government
Nearby Dams
Lake Wabaunsee Dam
Wabaunsee, KS
High Hazard 66 ftDd No 55
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Low Hazard 39 ftDd No 12
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Low Hazard 31 ftDd No 9
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Low Hazard 40 ftDam KS04145
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Low Hazard 24 ftDd No 8
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Low Hazard 29 ftFrd No 38
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Low Hazard 43 ftDd No 39
Wabaunsee, KS
Low Hazard 46 ftFrequently Asked Questions
What is the hazard classification of Dd No 11?
Dd No 11 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 Dd No 11?
Dd No 11 is owned by MILL CREEK WJD NO 85 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dd No 11 built?
Dd No 11 was completed in 1997, making it 29 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 Dd No 11?
Dd No 11 serves the following purposes: Flood Risk Reduction, Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dd No 11?
Dd No 11 has a dam height of 44 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 Dd No 11 last inspected?
Dd No 11 was last inspected on November 19, 2008. Inspection dates indicate when a formal review occurred, not the results of that inspection.