Denby Dam 1
Key Takeaway
Denby Dam 1 is classified as low hazard in Illinois. It was completed in 1976 and is 50 years old. Its primary use is fish and wildlife pond.
Physical Details
| Dam Height | 25 ft (taller than 42.6% in IL) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 20 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 105 cfs |
| Year Completed | 1976 (50 years old) |
| NID ID | IL40138 |
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
DR. JOHN DENBY;DR. JOHN DENBY
Private
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What is the hazard classification of Denby Dam 1?
Denby Dam 1 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 Denby Dam 1?
Denby Dam 1 is owned by DR. JOHN DENBY;DR. JOHN DENBY (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Denby Dam 1 built?
Denby Dam 1 was completed in 1976, making it 50 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 Denby Dam 1?
Denby Dam 1 serves the following purposes: Fish And Wildlife Pond, Other, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Denby Dam 1?
Denby Dam 1 has a dam height of 25 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 Denby Dam 1 last inspected?
Denby Dam 1 was last inspected on June 24, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.