Stevenson Dam
Key Takeaway
Stevenson Dam is classified as low hazard in Iowa. It was completed in 1965 and is 61 years old. Its primary use is fire protection.
Physical Details
| Dam Height | 22 ft (taller than 10.6% in IA) |
| Dam Length | 401 ft |
| Dam Type | Earth |
| Max Storage | 61 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1965 (61 years old) |
| NID ID | IA00492 |
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
A Grant Stevenson
Private
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What is the hazard classification of Stevenson Dam?
Stevenson 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 Stevenson Dam?
Stevenson Dam is owned by A Grant Stevenson (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Stevenson Dam built?
Stevenson Dam was completed in 1965, making it 61 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 Stevenson Dam?
Stevenson Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Stevenson Dam?
Stevenson Dam has a dam height of 22 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 Stevenson Dam last inspected?
Stevenson Dam was last inspected on October 18, 1963. Inspection dates indicate when a formal review occurred, not the results of that inspection.