Thousand Oaks Dam No 11
Key Takeaway
Thousand Oaks Dam No 11 is classified as high hazard in Texas. It was completed in 1987 and is 39 years old. Its primary use is recreation. 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 | 22 ft (taller than 41.9% in TX) |
| Dam Length | 900 ft |
| Dam Type | Concrete |
| Max Storage | 120 acre-ft |
| Normal Storage | 58 acre-ft |
| Surface Area | 13 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 2,591 cfs |
| Year Completed | 1987 (39 years old) |
| NID ID | TX06880 |
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
CLARKE & WYNDHAM INC
Private
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What is the hazard classification of Thousand Oaks Dam No 11?
Thousand Oaks Dam No 11 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 Thousand Oaks Dam No 11?
Thousand Oaks Dam No 11 is owned by CLARKE & WYNDHAM INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Thousand Oaks Dam No 11 built?
Thousand Oaks Dam No 11 was completed in 1987, making it 39 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 Thousand Oaks Dam No 11?
Thousand Oaks Dam No 11 serves the following purposes: Recreation, Other. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Thousand Oaks Dam No 11?
Thousand Oaks Dam No 11 has a dam height of 22 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 Thousand Oaks Dam No 11 last inspected?
Thousand Oaks Dam No 11 was last inspected on September 24, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.