Lake Hendricks Dam
Key Takeaway
Lake Hendricks Dam is classified as significant hazard in Iowa. It was completed in 1960 and is 66 years old. Its primary use is recreation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 30 ft (taller than 48.2% in IA) |
| Dam Length | 2,375 ft |
| Dam Type | Earth |
| Max Storage | 960 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 50 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 0 cfs |
| Year Completed | 1960 (66 years old) |
| NID ID | IA00495 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Howard County Conservation Board
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lake Hendricks Dam?
Lake Hendricks Dam is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Hendricks Dam?
Lake Hendricks Dam is owned by Howard County Conservation Board (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Hendricks Dam built?
Lake Hendricks Dam was completed in 1960, making it 66 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 Lake Hendricks Dam?
Lake Hendricks Dam 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 Lake Hendricks Dam?
Lake Hendricks Dam has a dam height of 30 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 Lake Hendricks Dam last inspected?
Lake Hendricks Dam was last inspected on June 19, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.