Stump Lake
Key Takeaway
Stump Lake is classified as low hazard in Iowa. It was completed in 1941 and is 85 years old. Its primary use is recreation.
Physical Details
| Dam Height | 29 ft (taller than 42.8% in IA) |
| Dam Length | 1,025 ft |
| Dam Type | Earth |
| Max Storage | 650 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 3 sq mi |
| Year Completed | 1941 (85 years old) |
| Year Modified | 2002 |
| NID ID | IA04147 |
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
Iowa Army Ammunition Plant
Federal Government
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What is the hazard classification of Stump Lake?
Stump Lake 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 Stump Lake?
Stump Lake is owned by Iowa Army Ammunition Plant (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Stump Lake built?
Stump Lake was completed in 1941, making it 85 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 Stump Lake?
Stump Lake 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 Stump Lake?
Stump Lake has a dam height of 29 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 Stump Lake last inspected?
Stump Lake was last inspected on October 11, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.