Staff #2
Key Takeaway
Staff #2 is classified as low hazard in Montana. It was completed in 1914 and is 112 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 30 ft (taller than 82.7% in MT) |
| Dam Length | 1,000 ft |
| Dam Type | Earth |
| Max Storage | 428 acre-ft |
| Normal Storage | 248 acre-ft |
| Year Completed | 1914 (112 years old) |
| NID ID | MT00229 |
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
WILLIAM E WILLIAMSON
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Staff #2?
Staff #2 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 Staff #2?
Staff #2 is owned by WILLIAM E WILLIAMSON (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Staff #2 built?
Staff #2 was completed in 1914, making it 112 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 Staff #2?
Staff #2 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 Staff #2?
Staff #2 has a dam height of 30 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.