Dam No 18-26 (Boy Scout Lake)
Key Takeaway
Dam No 18-26 (Boy Scout Lake) is classified as high hazard in Kansas. It was completed in 1965 and is 61 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 | 76 ft (taller than 99.6% in KS) |
| Dam Length | 1,900 ft |
| Dam Type | Earth |
| Max Storage | 16.0K acre-ft |
| Normal Storage | 9.6K acre-ft |
| Surface Area | 473 acres |
| Drainage Area | 27 sq mi |
| Max Discharge | 6,200 cfs |
| Year Completed | 1965 (61 years old) |
| Year Modified | 2010 |
| NID ID | KS02201 |
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
TWIN CANEY WJD NO 34
Local Government
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What is the hazard classification of Dam No 18-26 (Boy Scout Lake)?
Dam No 18-26 (Boy Scout Lake) 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 Dam No 18-26 (Boy Scout Lake)?
Dam No 18-26 (Boy Scout Lake) is owned by TWIN CANEY WJD NO 34 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Dam No 18-26 (Boy Scout Lake) built?
Dam No 18-26 (Boy Scout Lake) was completed in 1965, making it 61 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 Dam No 18-26 (Boy Scout Lake)?
Dam No 18-26 (Boy Scout Lake) serves the following purposes: Flood Risk Reduction, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Dam No 18-26 (Boy Scout Lake)?
Dam No 18-26 (Boy Scout Lake) has a dam height of 76 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 Dam No 18-26 (Boy Scout Lake) last inspected?
Dam No 18-26 (Boy Scout Lake) was last inspected on January 3, 2024. Inspection dates indicate when a formal review occurred, not the results of that inspection.