Dd No 22
Key Takeaway
Dd No 22 is classified as significant hazard in Kansas. It was completed in 2005 and is 21 years old. Its primary use is flood risk reduction. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 34 ft (taller than 84% in KS) |
| Dam Length | 1,550 ft |
| Dam Type | Earth |
| Max Storage | 463 acre-ft |
| Normal Storage | 53 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,923 cfs |
| Year Completed | 2005 (21 years old) |
| Year Modified | 2005 |
| NID ID | KS09253 |
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
MILL CREEK WJD NO 85
Local Government
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Low Hazard 38 ftFrequently Asked Questions
What is the hazard classification of Dd No 22?
Dd No 22 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 Dd No 22?
Dd No 22 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 22 built?
Dd No 22 was completed in 2005, making it 21 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 22?
Dd No 22 serves the following purposes: Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dd No 22?
Dd No 22 has a dam height of 34 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 22 last inspected?
Dd No 22 was last inspected on April 27, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.