Lake Hannibal Dam
Key Takeaway
Lake Hannibal Dam is classified as high hazard in Missouri. It was completed in 1967 and is 59 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 | 18 ft (taller than 5.3% in MO) |
| Dam Type | Earth |
| Max Storage | 140 acre-ft |
| Normal Storage | 140 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 340 sq mi |
| Year Completed | 1967 (59 years old) |
| NID ID | MO10061 |
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
TOM L. HULSE
Private
Nearby Dams
Lake Hannibal Estates Upper Dam
Ralls, MO
High Hazard 21 ftGentry Dam
Marion, MO
Low Hazard 25 ftCentral Stone CO Dam
Ralls, MO
Low Hazard 30 ftFrankenbach Bros Lake Dam
Marion, MO
High Hazard 30 ftO'Keefe Lake
Ralls, MO
Low Hazard 30 ftWoollen Lake Dam
Ralls, MO
High Hazard 30 ftBowman Dam
Ralls, MO
Low Hazard 25 ftCrystal Blue Lake Dam
Ralls, MO
Low Hazard 34 ftFrequently Asked Questions
What is the hazard classification of Lake Hannibal Dam?
Lake Hannibal 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 Hannibal Dam?
Lake Hannibal Dam is owned by TOM L. HULSE (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Hannibal Dam built?
Lake Hannibal Dam was completed in 1967, making it 59 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 Hannibal Dam?
Lake Hannibal 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 Hannibal Dam?
Lake Hannibal Dam has a dam height of 18 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 Hannibal Dam last inspected?
Lake Hannibal Dam was last inspected on September 19, 1990. Inspection dates indicate when a formal review occurred, not the results of that inspection.