Teton Reservoir
Key Takeaway
Teton Reservoir is classified as high hazard in Wyoming. It was completed in 1966 and is 60 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 Length | 1,147 ft |
| Dam Type | Gravity |
| Max Storage | 267 acre-ft |
| Normal Storage | 1 acre-ft |
| Surface Area | 106 acres |
| Year Completed | 1966 (60 years old) |
| Year Modified | 1994 |
| NID ID | WY01478 |
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
DOI BLM
Federal Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Teton Reservoir?
Teton Reservoir 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 Teton Reservoir?
Teton Reservoir is owned by DOI BLM (Federal Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Teton Reservoir built?
Teton Reservoir was completed in 1966, making it 60 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 Teton Reservoir?
Teton Reservoir serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
When was Teton Reservoir last inspected?
Teton Reservoir was last inspected on September 28, 2016. Inspection dates indicate when a formal review occurred, not the results of that inspection.