Griffin South Pond Dam
Key Takeaway
Griffin South Pond Dam is classified as low hazard in Illinois. It was completed in 1967 and is 59 years old. Its primary use is recreation.
Physical Details
| Dam Height | 26 ft (taller than 47.1% in IL) |
| Dam Length | 225 ft |
| Dam Type | Earth |
| Max Storage | 29 acre-ft |
| Normal Storage | 18 acre-ft |
| Year Completed | 1967 (59 years old) |
| NID ID | IL00305 |
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
WILLIAM GRIFFIN
Private
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Low Hazard 29 ftFrequently Asked Questions
What is the hazard classification of Griffin South Pond Dam?
Griffin South Pond 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 Griffin South Pond Dam?
Griffin South Pond Dam is owned by WILLIAM GRIFFIN (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Griffin South Pond Dam built?
Griffin South Pond Dam was completed in 1967, making it 59 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 Griffin South Pond Dam?
Griffin South Pond 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 Griffin South Pond Dam?
Griffin South Pond Dam has a dam height of 26 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 Griffin South Pond Dam last inspected?
Griffin South Pond Dam was last inspected on April 19, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.