Lake Gilmer Dam
Key Takeaway
Lake Gilmer Dam is classified as high hazard in Texas. It was completed in 1996 and is 30 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 | 43 ft (taller than 88.2% in TX) |
| Dam Length | 2,200 ft |
| Dam Type | Earth |
| Max Storage | 26.0K acre-ft |
| Normal Storage | 12.7K acre-ft |
| Surface Area | 895 acres |
| Drainage Area | 36 sq mi |
| Max Discharge | 52,981 cfs |
| Year Completed | 1996 (30 years old) |
| NID ID | TX06485 |
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 GILMER
Local Government
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Low Hazard 15 ftFrequently Asked Questions
What is the hazard classification of Lake Gilmer Dam?
Lake Gilmer 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 Gilmer Dam?
Lake Gilmer Dam is owned by CITY OF GILMER (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Gilmer Dam built?
Lake Gilmer Dam was completed in 1996, making it 30 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 Gilmer Dam?
Lake Gilmer Dam 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 Lake Gilmer Dam?
Lake Gilmer Dam has a dam height of 43 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 Gilmer Dam last inspected?
Lake Gilmer Dam was last inspected on April 21, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.