Elderly Dam
Key Takeaway
Elderly Dam is classified as significant hazard in Montana. It was completed in 1975 and is 51 years old. Its primary use is fire protection. Significant hazard means failure could cause economic or environmental damage. Learn more.
Physical Details
| Dam Height | 40 ft (taller than 95.1% in MT) |
| Dam Length | 1,300 ft |
| Dam Type | Earth |
| Max Storage | 560 acre-ft |
| Normal Storage | 560 acre-ft |
| Surface Area | 35 acres |
| Drainage Area | 4 sq mi |
| Year Completed | 1975 (51 years old) |
| NID ID | MT03258 |
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
GLEN H. & BETTE A. RINDAL
Private
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What is the hazard classification of Elderly Dam?
Elderly Dam 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 Elderly Dam?
Elderly Dam is owned by GLEN H. & BETTE A. RINDAL (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Elderly Dam built?
Elderly Dam was completed in 1975, making it 51 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 Elderly Dam?
Elderly Dam serves the following purposes: Fire Protection, Stock, Or Small Fish Pond. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Elderly Dam?
Elderly Dam has a dam height of 40 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.