Bentley Dam
Key Takeaway
Bentley Dam is classified as low hazard in Iowa. It was completed in 2013 and is 13 years old. Its primary use is grade stabilization.
Physical Details
| Dam Height | 26 ft (taller than 24.7% in IA) |
| Dam Length | 766 ft |
| Dam Type | Earth |
| Max Storage | 35 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 138 cfs |
| Year Completed | 2013 (13 years old) |
| NID ID | IA04198 |
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 Bentley
Private
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Low Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Bentley Dam?
Bentley 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 Bentley Dam?
Bentley Dam is owned by William Bentley (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Bentley Dam built?
Bentley Dam was completed in 2013, making it 13 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 Bentley Dam?
Bentley Dam serves the following purposes: Grade Stabilization, Recreation, Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Bentley Dam?
Bentley 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.