Ron Jacobson Dam
Key Takeaway
Ron Jacobson Dam is classified as low hazard in Montana. It was completed in 1977 and is 49 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 25 ft (taller than 70.3% in MT) |
| Dam Length | 556 ft |
| Dam Type | Earth |
| Max Storage | 364 acre-ft |
| Normal Storage | 364 acre-ft |
| Max Discharge | 300 cfs |
| Year Completed | 1977 (49 years old) |
| NID ID | MT03830 |
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
DENNIS D. MCDONALD
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Ron Jacobson Dam?
Ron Jacobson Dam 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 Ron Jacobson Dam?
Ron Jacobson Dam is owned by DENNIS D. MCDONALD (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Ron Jacobson Dam built?
Ron Jacobson Dam was completed in 1977, making it 49 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 Ron Jacobson Dam?
Ron Jacobson Dam 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 Ron Jacobson Dam?
Ron Jacobson Dam has a dam height of 25 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 Ron Jacobson Dam last inspected?
Ron Jacobson Dam was last inspected on August 1, 1981. Inspection dates indicate when a formal review occurred, not the results of that inspection.