Lake of The Hills Dam
Key Takeaway
Lake of The Hills Dam is classified as high hazard in Missouri. It was completed in 1960 and is 66 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 | 37 ft (taller than 87.2% in MO) |
| Dam Length | 800 ft |
| Dam Type | Earth |
| Max Storage | 1.1K acre-ft |
| Normal Storage | 899 acre-ft |
| Surface Area | 73 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 458 cfs |
| Year Completed | 1960 (66 years old) |
| Year Modified | 1993 |
| NID ID | MO30077 |
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
LAKE OF THE HILLS POA
Private
Nearby Dams
Whippoorwill Dam
Bollinger, MO
Low Hazard 25 ftHable Dam
Bollinger, MO
Low Hazard 26 ftBayless Taylor Dam
Bollinger, MO
Low Hazard 21 ftWright Dam
Bollinger, MO
Low Hazard 26 ftDr. Charles S. Pewitt
Bollinger, MO
Low Hazard 21 ftMononame 632
Bollinger, MO
Low Hazard 15 ftMarquis Dam
Bollinger, MO
Low Hazard 22 ftRick Fields Dam
Bollinger, MO
Low Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Lake of The Hills Dam?
Lake of The Hills Dam 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 Lake of The Hills Dam?
Lake of The Hills Dam is owned by LAKE OF THE HILLS POA (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake of The Hills Dam built?
Lake of The Hills Dam was completed in 1960, making it 66 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 Lake of The Hills Dam?
Lake of The Hills Dam serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake of The Hills Dam?
Lake of The Hills Dam has a dam height of 37 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 Lake of The Hills Dam last inspected?
Lake of The Hills Dam was last inspected on December 20, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.