Lake Seven Falls Dam No 2
Key Takeaway
Lake Seven Falls Dam No 2 is classified as high hazard in Missouri. It was completed in 1969 and is 57 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 | 30 ft (taller than 63.5% in MO) |
| Dam Type | Earth |
| Max Storage | 225 acre-ft |
| Normal Storage | 215 acre-ft |
| Surface Area | 14 acres |
| Drainage Area | 200 sq mi |
| Year Completed | 1969 (57 years old) |
| NID ID | MO30639 |
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 SEVEN FALLS
Private
Nearby Dams
Lake Seven Falls No 3
Ste. Genevieve, MO
High Hazard 70 ftHintze Lake Dam
Ste. Genevieve, MO
Low Hazard 25 ftTrautman Lake Dam
Ste. Genevieve, MO
Low Hazard 30 ftSagamore Lake Dam
Ste. Genevieve, MO
High Hazard 35 ftSchaefer Lake Dam
Ste. Genevieve, MO
Low Hazard 25 ftGoose Creek Lake Dam
Ste. Genevieve, MO
High Hazard 139 ftKaeppel Lake Dam
Ste. Genevieve, MO
Low Hazard 25 ftHarper Lake Dam
St. Francois, MO
High Hazard 37 ftFrequently Asked Questions
What is the hazard classification of Lake Seven Falls Dam No 2?
Lake Seven Falls Dam No 2 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 Seven Falls Dam No 2?
Lake Seven Falls Dam No 2 is owned by LAKE SEVEN FALLS (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Seven Falls Dam No 2 built?
Lake Seven Falls Dam No 2 was completed in 1969, making it 57 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 Seven Falls Dam No 2?
Lake Seven Falls Dam No 2 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 Seven Falls Dam No 2?
Lake Seven Falls Dam No 2 has a dam height of 30 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.