Old Altamont Reservoir Dam
Key Takeaway
Old Altamont Reservoir Dam is classified as low hazard in Illinois. It was completed in 1934 and is 92 years old. Its primary use is recreation.
Physical Details
| Dam Height | 24 ft (taller than 40.5% in IL) |
| Dam Length | 414 ft |
| Dam Type | Earth |
| Max Storage | 178 acre-ft |
| Normal Storage | 95 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 570 cfs |
| Year Completed | 1934 (92 years old) |
| NID ID | IL00605 |
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
TOM KINST
Private
Nearby Dams
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Significant Hazard 41 ftFrequently Asked Questions
What is the hazard classification of Old Altamont Reservoir Dam?
Old Altamont Reservoir Dam 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 Old Altamont Reservoir Dam?
Old Altamont Reservoir Dam is owned by TOM KINST (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Old Altamont Reservoir Dam built?
Old Altamont Reservoir Dam was completed in 1934, making it 92 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 Old Altamont Reservoir Dam?
Old Altamont Reservoir Dam 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 Old Altamont Reservoir Dam?
Old Altamont Reservoir Dam has a dam height of 24 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 Old Altamont Reservoir Dam last inspected?
Old Altamont Reservoir Dam was last inspected on May 1, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.