Columbia Lake Dam
Key Takeaway
Columbia Lake Dam is classified as significant hazard in Ohio. It was completed in 1914 and is 112 years old. Its primary use is water supply. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 17 ft (taller than 18.2% in OH) |
| Dam Length | 75 ft |
| Dam Type | Concrete |
| Max Storage | 325 acre-ft |
| Normal Storage | 160 acre-ft |
| Surface Area | 36 acres |
| Drainage Area | 13 sq mi |
| Max Discharge | 1,360 cfs |
| Year Completed | 1914 (112 years old) |
| NID ID | OH00484 |
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
PPG Industries, Inc.
Private
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High Hazard 22 ftFrequently Asked Questions
What is the hazard classification of Columbia Lake Dam?
Columbia 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 Columbia Lake Dam?
Columbia Lake Dam is owned by PPG Industries, Inc. (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Columbia Lake Dam built?
Columbia Lake Dam was completed in 1914, making it 112 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 Columbia Lake Dam?
Columbia 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 Columbia Lake Dam?
Columbia Lake Dam has a dam height of 17 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 Columbia Lake Dam last inspected?
Columbia Lake Dam was last inspected on July 15, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.