Basin Creek Dam #1
Key Takeaway
Basin Creek Dam #1 is classified as high hazard in Montana. It was completed in 1897 and is 129 years old. Its primary use is water supply. 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 | 101 ft (taller than 99.1% in MT) |
| Dam Length | 275 ft |
| Dam Type | Concrete |
| Max Storage | 1.2K acre-ft |
| Normal Storage | 1.1K acre-ft |
| Surface Area | 55 acres |
| Drainage Area | 12 sq mi |
| Max Discharge | 100 cfs |
| Year Completed | 1897 (129 years old) |
| Year Modified | 2005 |
| NID ID | MT00374 |
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
BUTTE-SILVER BOW
Local Government
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Basin Creek Dam #1?
Basin Creek Dam #1 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 Basin Creek Dam #1?
Basin Creek Dam #1 is owned by BUTTE-SILVER BOW (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Basin Creek Dam #1 built?
Basin Creek Dam #1 was completed in 1897, making it 129 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 Basin Creek Dam #1?
Basin Creek Dam #1 serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Basin Creek Dam #1?
Basin Creek Dam #1 has a dam height of 101 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 Basin Creek Dam #1 last inspected?
Basin Creek Dam #1 was last inspected on July 1, 2019. Inspection dates indicate when a formal review occurred, not the results of that inspection.