Moulton Creek Dam #1
Key Takeaway
Moulton Creek Dam #1 is classified as high hazard in Montana. It was completed in 1907 and is 119 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 | 67 ft (taller than 98.1% in MT) |
| Dam Length | 500 ft |
| Dam Type | Earth |
| Max Storage | 860 acre-ft |
| Normal Storage | 686 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 1,370 cfs |
| Year Completed | 1907 (119 years old) |
| NID ID | MT01467 |
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
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Low Hazard 47 ftFrequently Asked Questions
What is the hazard classification of Moulton Creek Dam #1?
Moulton 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 Moulton Creek Dam #1?
Moulton 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 Moulton Creek Dam #1 built?
Moulton Creek Dam #1 was completed in 1907, making it 119 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 Moulton Creek Dam #1?
Moulton 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 Moulton Creek Dam #1?
Moulton Creek Dam #1 has a dam height of 67 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 Moulton Creek Dam #1 last inspected?
Moulton Creek Dam #1 was last inspected on May 26, 2020. Inspection dates indicate when a formal review occurred, not the results of that inspection.