Muskingum River Upper Fly Ash Dam
Key Takeaway
Muskingum River Upper Fly Ash Dam is classified as high hazard in Ohio. It was completed in 1975 and is 51 years old. Its primary use is tailings. 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 | 152 ft (taller than 99.6% in OH) |
| Dam Length | 6,909 ft |
| Dam Type | Earth |
| Max Storage | 6.9K acre-ft |
| Normal Storage | 6.2K acre-ft |
| Surface Area | 148 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 56 cfs |
| Year Completed | 1975 (51 years old) |
| NID ID | OH00989 |
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
Muskingum River Development, LLC
Public Utility
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High Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Muskingum River Upper Fly Ash Dam?
Muskingum River Upper Fly Ash 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 Muskingum River Upper Fly Ash Dam?
Muskingum River Upper Fly Ash Dam is owned by Muskingum River Development, LLC (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Muskingum River Upper Fly Ash Dam built?
Muskingum River Upper Fly Ash Dam was completed in 1975, making it 51 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 Muskingum River Upper Fly Ash Dam?
Muskingum River Upper Fly Ash Dam serves the following purposes: Tailings. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Muskingum River Upper Fly Ash Dam?
Muskingum River Upper Fly Ash Dam has a dam height of 152 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 Muskingum River Upper Fly Ash Dam last inspected?
Muskingum River Upper Fly Ash Dam was last inspected on November 30, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.