Lake Clark Dam
Key Takeaway
Lake Clark Dam is classified as high hazard in Texas. It was completed in 1940 and is 86 years old. Its primary use is flood risk reduction. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 38 ft (taller than 82.5% in TX) |
| Dam Length | 2,760 ft |
| Dam Type | Earth |
| Max Storage | 3.7K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 204 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 11,923 cfs |
| Year Completed | 1940 (86 years old) |
| NID ID | TX01286 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
CITY OF ENNIS
Local Government
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Low Hazard 28 ftFrequently Asked Questions
What is the hazard classification of Lake Clark Dam?
Lake Clark Dam is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lake Clark Dam?
Lake Clark Dam is owned by CITY OF ENNIS (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Clark Dam built?
Lake Clark Dam was completed in 1940, making it 86 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 Clark Dam?
Lake Clark Dam serves the following purposes: Flood Risk Reduction, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Clark Dam?
Lake Clark Dam has a dam height of 38 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 Clark Dam last inspected?
Lake Clark Dam was last inspected on December 11, 2014. Inspection dates indicate when a formal review occurred, not the results of that inspection.