Pinto
Key Takeaway
Pinto is classified as high hazard in Washington. It was completed in 1948 and is 78 years old. Its primary use is flood risk reduction. 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 | 111 ft (taller than 64.1% in WA) |
| Dam Length | 1,900 ft |
| Dam Type | Earth |
| Max Storage | 76.5K acre-ft |
| Normal Storage | 64.2K acre-ft |
| Surface Area | 1,010 acres |
| Drainage Area | 186 sq mi |
| Max Discharge | 15,800 cfs |
| Year Completed | 1948 (78 years old) |
| NID ID | WA00269 |
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
RECLAMATION
Federal Government
Frequently Asked Questions
What is the hazard classification of Pinto?
Pinto 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 Pinto?
Pinto is owned by RECLAMATION (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Pinto built?
Pinto was completed in 1948, making it 78 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 Pinto?
Pinto serves the following purposes: Flood Risk Reduction, Irrigation, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Pinto?
Pinto has a dam height of 111 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 Pinto last inspected?
Pinto was last inspected on June 2, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.