Diepholz Pond Dam
Key Takeaway
Diepholz Pond Dam is classified as high hazard in Illinois. It was completed in 1960 and is 66 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 | 20 ft (taller than 28.2% in IL) |
| Dam Type | Earth |
| Max Storage | 65 acre-ft |
| Normal Storage | 0 acre-ft |
| Year Completed | 1960 (66 years old) |
| NID ID | IL50080 |
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
MORRY DIEPHOLZ
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Diepholz Pond Dam?
Diepholz Pond 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 Diepholz Pond Dam?
Diepholz Pond Dam is owned by MORRY DIEPHOLZ (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Diepholz Pond Dam built?
Diepholz Pond Dam was completed in 1960, making it 66 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 Diepholz Pond Dam?
Diepholz 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 Diepholz Pond Dam?
Diepholz Pond Dam has a dam height of 20 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 Diepholz Pond Dam last inspected?
Diepholz Pond Dam was last inspected on May 25, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.