Pottawatomie State Lake No 1
Key Takeaway
Pottawatomie State Lake No 1 is classified as high hazard in Kansas. It was completed in 1932 and is 94 years old. Its primary use is recreation. 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 | 43 ft (taller than 94.8% in KS) |
| Dam Length | 1,400 ft |
| Dam Type | Earth |
| Max Storage | 355 acre-ft |
| Normal Storage | 300 acre-ft |
| Drainage Area | 1 sq mi |
| Max Discharge | 3,500 cfs |
| Year Completed | 1932 (94 years old) |
| NID ID | KS00890 |
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
KANSAS DEPT OF TRANSPORTATION
State Government
Nearby Dams
Dd No 37
Pottawatomie, KS
Low Hazard 36 ftDam KS01735
Pottawatomie, KS
Low Hazard 26 ftDd No 13 (Matzke)
Pottawatomie, KS
Low Hazard 35 ftGs Dd No 12
Pottawatomie, KS
Low Hazard 35 ftDd No 21
Pottawatomie, KS
Significant Hazard 42 ftDd No 19
Pottawatomie, KS
Low Hazard 23 ftDd No 7
Pottawatomie, KS
Low Hazard 28 ftDam KS03930
Pottawatomie, KS
Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Pottawatomie State Lake No 1?
Pottawatomie State Lake No 1 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 Pottawatomie State Lake No 1?
Pottawatomie State Lake No 1 is owned by KANSAS DEPT OF TRANSPORTATION (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pottawatomie State Lake No 1 built?
Pottawatomie State Lake No 1 was completed in 1932, making it 94 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 Pottawatomie State Lake No 1?
Pottawatomie State Lake No 1 serves the following purposes: Recreation, Fish And Wildlife Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Pottawatomie State Lake No 1?
Pottawatomie State Lake No 1 has a dam height of 43 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 Pottawatomie State Lake No 1 last inspected?
Pottawatomie State Lake No 1 was last inspected on April 21, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.