Graham
Key Takeaway
Graham is classified as low hazard in Wyoming. It was completed in 1945 and is 81 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 33 ft (taller than 75.3% in WY) |
| Dam Length | 420 ft |
| Dam Type | Earth |
| Normal Storage | 221 acre-ft |
| Surface Area | 26 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 177 cfs |
| Year Completed | 1945 (81 years old) |
| NID ID | WY01208 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
BENEDICT ENTERPRISES LLC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Graham?
Graham is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Graham?
Graham is owned by BENEDICT ENTERPRISES LLC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Graham built?
Graham was completed in 1945, making it 81 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 Graham?
Graham 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 Graham?
Graham has a dam height of 33 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 Graham last inspected?
Graham was last inspected on July 6, 2023. Inspection dates indicate when a formal review occurred, not the results of that inspection.