Oakland Lake Dam
Key Takeaway
Oakland Lake Dam is classified as significant hazard in Illinois. It was completed in 1937 and is 89 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 18 ft (taller than 24.2% in IL) |
| Dam Length | 411 ft |
| Dam Type | Earth |
| Max Storage | 555 acre-ft |
| Normal Storage | 143 acre-ft |
| Surface Area | 41 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 1,608 cfs |
| Year Completed | 1937 (89 years old) |
| NID ID | IL00713 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF OAKLAND
Local Government
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Significant Hazard 23 ftPatterson Springs Lake Dam
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Low Hazard 13 ftFrequently Asked Questions
What is the hazard classification of Oakland Lake Dam?
Oakland Lake Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Oakland Lake Dam?
Oakland Lake Dam is owned by CITY OF OAKLAND (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Oakland Lake Dam built?
Oakland Lake Dam was completed in 1937, making it 89 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 Oakland Lake Dam?
Oakland Lake Dam serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Oakland Lake Dam?
Oakland Lake 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 Oakland Lake Dam last inspected?
Oakland Lake Dam was last inspected on May 24, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.