Lake Dunlap Dam
Key Takeaway
Lake Dunlap Dam is classified as high hazard in Texas. It was completed in 1928 and is 98 years old. Its primary use is hydroelectric. 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 | 41 ft (taller than 86.3% in TX) |
| Dam Length | 1,800 ft |
| Dam Type | Earth |
| Max Storage | 14.3K acre-ft |
| Normal Storage | 5.9K acre-ft |
| Surface Area | 410 acres |
| Drainage Area | 1,676 sq mi |
| Max Discharge | 2 cfs |
| Year Completed | 1928 (98 years old) |
| NID ID | TX01602 |
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
GUADALUPE-BLANCO RIVER AUTHORITY
State Government
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High Hazard 24 ftFrequently Asked Questions
What is the hazard classification of Lake Dunlap Dam?
Lake Dunlap 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 Dunlap Dam?
Lake Dunlap Dam is owned by GUADALUPE-BLANCO RIVER AUTHORITY (State Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lake Dunlap Dam built?
Lake Dunlap Dam was completed in 1928, making it 98 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 Dunlap Dam?
Lake Dunlap Dam serves the following purposes: Hydroelectric, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lake Dunlap Dam?
Lake Dunlap Dam has a dam height of 41 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 Dunlap Dam last inspected?
Lake Dunlap Dam was last inspected on April 27, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.