Independence Milldam
Key Takeaway
Independence Milldam is classified as low hazard in Iowa. It was completed in 1922 and is 104 years old. Its primary use is recreation.
Physical Details
| Dam Height | 11 ft (taller than 2.5% in IA) |
| Dam Length | 341 ft |
| Dam Type | Gravity |
| Max Storage | 2.8K acre-ft |
| Normal Storage | 2.4K acre-ft |
| Surface Area | 440 acres |
| Drainage Area | 1,048 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1922 (104 years old) |
| NID ID | IA01300 |
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
City of Independence
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Independence Milldam?
Independence Milldam 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 Independence Milldam?
Independence Milldam is owned by City of Independence (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Independence Milldam built?
Independence Milldam was completed in 1922, making it 104 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 Independence Milldam?
Independence Milldam 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 Independence Milldam?
Independence Milldam has a dam height of 11 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.