Fillafer #1
Key Takeaway
Fillafer #1 is classified as low hazard in Montana. It was completed in 1937 and is 89 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 16 ft (taller than 31.7% in MT) |
| Dam Length | 675 ft |
| Dam Type | Earth |
| Max Storage | 129 acre-ft |
| Normal Storage | 48 acre-ft |
| Year Completed | 1937 (89 years old) |
| NID ID | MT00524 |
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
RALPH A FILLAFER
Private
Nearby Dams
Hook #27
Rosebud, MT
Low Hazard 12 ftMather #2
Custer, MT
Low Hazard 18 ftMc Rae #1
Rosebud, MT
Low Hazard 24 ftHook #70
Rosebud, MT
Low Hazard 27 ftHook #31
Rosebud, MT
Low Hazard 18 ftLazy S #2
Custer, MT
Low Hazard 17 ftBoies
Rosebud, MT
Low Hazard 16 ftWorkman #1
Rosebud, MT
Low Hazard 18 ftFrequently Asked Questions
What is the hazard classification of Fillafer #1?
Fillafer #1 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 Fillafer #1?
Fillafer #1 is owned by RALPH A FILLAFER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Fillafer #1 built?
Fillafer #1 was completed in 1937, making it 89 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 Fillafer #1?
Fillafer #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 Fillafer #1?
Fillafer #1 has a dam height of 16 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.