Oscar #6
Key Takeaway
Oscar #6 is classified as low hazard in Montana. It was completed in 1964 and is 62 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 20 ft (taller than 44.5% in MT) |
| Dam Length | 300 ft |
| Dam Type | Earth |
| Max Storage | 243 acre-ft |
| Normal Storage | 100 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 2,000 cfs |
| Year Completed | 1964 (62 years old) |
| NID ID | MT02411 |
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
PENNELL CREEK RANCH INC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Oscar #6?
Oscar #6 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 Oscar #6?
Oscar #6 is owned by PENNELL CREEK RANCH INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Oscar #6 built?
Oscar #6 was completed in 1964, making it 62 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 Oscar #6?
Oscar #6 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 Oscar #6?
Oscar #6 has a dam height of 20 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.