Ogdensburg
Key Takeaway
Ogdensburg is classified as high hazard in Wisconsin. It was completed in 1845 and is 181 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 | 7 ft (taller than 1% in WI) |
| Dam Length | 460 ft |
| Dam Type | Gravity |
| Max Storage | 250 acre-ft |
| Normal Storage | 185 acre-ft |
| Surface Area | 62 acres |
| Drainage Area | 9 sq mi |
| Max Discharge | 2,250 cfs |
| Year Completed | 1845 (181 years old) |
| NID ID | WI00226 |
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
Village Of Ogdensburg
Local Government
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What is the hazard classification of Ogdensburg?
Ogdensburg 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 Ogdensburg?
Ogdensburg is owned by Village Of Ogdensburg (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ogdensburg built?
Ogdensburg was completed in 1845, making it 181 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 Ogdensburg?
Ogdensburg serves the following purposes: Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Ogdensburg?
Ogdensburg has a dam height of 7 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 Ogdensburg last inspected?
Ogdensburg was last inspected on September 10, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.