Pearson Dam
Key Takeaway
Pearson Dam is classified as high hazard in Texas. It was completed in 2005 and is 21 years old. Its primary use is irrigation. 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 | 42 ft (taller than 87.1% in TX) |
| Dam Length | 5,300 ft |
| Dam Type | Earth |
| Max Storage | 1.8K acre-ft |
| Normal Storage | 1.5K acre-ft |
| Surface Area | 78 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 483 cfs |
| Year Completed | 2005 (21 years old) |
| NID ID | TX07110 |
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
BEXAR MEDINA ATASCOSA COUNTIES WCID 1
Local Government
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Low Hazard 14 ftFrequently Asked Questions
What is the hazard classification of Pearson Dam?
Pearson 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 Pearson Dam?
Pearson Dam is owned by BEXAR MEDINA ATASCOSA COUNTIES WCID 1 (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pearson Dam built?
Pearson Dam was completed in 2005, making it 21 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 Pearson Dam?
Pearson Dam serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Pearson Dam?
Pearson Dam has a dam height of 42 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 Pearson Dam last inspected?
Pearson Dam was last inspected on March 9, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.