Lake Okabena
Key Takeaway
Lake Okabena is classified as low hazard in Minnesota. It was completed in 1941 and is 85 years old. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 30.9% in MN) |
| Dam Length | 50 ft |
| Dam Type | Gravity |
| Max Storage | 10.8K acre-ft |
| Normal Storage | 8.4K acre-ft |
| Surface Area | 785 acres |
| Drainage Area | 22 sq mi |
| Max Discharge | 1,800 cfs |
| Year Completed | 1941 (85 years old) |
| NID ID | MN00103 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
City of Worthington
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lake Okabena?
Lake Okabena is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Okabena?
Lake Okabena is owned by City of Worthington (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Okabena built?
Lake Okabena was completed in 1941, making it 85 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 Okabena?
Lake Okabena 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 Okabena?
Lake Okabena has a dam height of 10 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 Okabena last inspected?
Lake Okabena was last inspected on November 14, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.