15-27
Key Takeaway
15-27 is classified as high hazard in Kansas. It was completed in 2003 and is 23 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 25 ft (taller than 46.5% in KS) |
| Dam Length | 900 ft |
| Dam Type | Earth |
| Max Storage | 501 acre-ft |
| Normal Storage | 87 acre-ft |
| Surface Area | 18 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 2,787 cfs |
| Year Completed | 2003 (23 years old) |
| Year Modified | 2012 |
| NID ID | KS09033 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
NEMAHA-BROWN WJD NO 7
Local Government
Nearby Dams
Dd No 4-3 (Mapes)
Jackson, KS
Low Hazard 27 ftDam KS04192
Brown, KS
Low Hazard 26 ftDd No 17-16
Brown, KS
Low Hazard 34 ftDam KS03024
Brown, KS
Low Hazard 30 ftDd No 21-15
Brown, KS
Low Hazard 30 ftGs Dd No 4-4a (Beam)
Jackson, KS
Low Hazard 29 ftDd No 4-2
Jackson, KS
Low Hazard 32 ftDam KS00263
Brown, KS
Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of 15-27?
15-27 is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates 15-27?
15-27 is owned by NEMAHA-BROWN WJD NO 7 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was 15-27 built?
15-27 was completed in 2003, making it 23 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 15-27?
15-27 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 15-27?
15-27 has a dam height of 25 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 15-27 last inspected?
15-27 was last inspected on October 12, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.