Watters #1
Key Takeaway
Watters #1 is classified as significant hazard in Montana. It was completed in 1966 and is 60 years old. Its primary use is irrigation. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 29 ft (taller than 82.2% in MT) |
| Dam Length | 215 ft |
| Dam Type | Earth |
| Max Storage | 129 acre-ft |
| Normal Storage | 83 acre-ft |
| Drainage Area | 2 sq mi |
| Max Discharge | 500 cfs |
| Year Completed | 1966 (60 years old) |
| NID ID | MT01814 |
Safety Information
No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
WATTERS FARM INC
Private
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Low Hazard 26 ftFrequently Asked Questions
What is the hazard classification of Watters #1?
Watters #1 is classified as Significant Hazard. No probable loss of human life, but can cause economic loss, environmental damage, or disruption of lifeline facilities. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Watters #1?
Watters #1 is owned by WATTERS FARM INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Watters #1 built?
Watters #1 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 Watters #1?
Watters #1 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 Watters #1?
Watters #1 has a dam height of 29 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.