Carter Lake
Key Takeaway
Carter Lake is classified as high hazard in Oklahoma. It was completed in 1936 and is 90 years old. Its primary use is water supply. 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 | 44 ft (taller than 89.5% in OK) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 2.4K acre-ft |
| Normal Storage | 950 acre-ft |
| Surface Area | 85 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,600 cfs |
| Year Completed | 1936 (90 years old) |
| NID ID | OK10026 |
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 MADILL
Local Government
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Low Hazard 21 ftFrequently Asked Questions
What is the hazard classification of Carter Lake?
Carter Lake 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 Carter Lake?
Carter Lake is owned by CITY OF MADILL (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Carter Lake built?
Carter Lake was completed in 1936, making it 90 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 Carter Lake?
Carter Lake serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Carter Lake?
Carter Lake has a dam height of 44 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 Carter Lake last inspected?
Carter Lake was last inspected on December 20, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.