Lazy Jackson
Key Takeaway
Lazy Jackson is classified as low hazard in Montana. It was completed in 1950 and is 76 years old. Its primary use is recreation.
Physical Details
| Dam Height | 10 ft (taller than 3.7% in MT) |
| Dam Length | 50 ft |
| Dam Type | Earth |
| Max Storage | 226 acre-ft |
| Normal Storage | 122 acre-ft |
| Year Completed | 1950 (76 years old) |
| NID ID | MT03403 |
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
JACKSON RANCHES INC
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Lazy Jackson?
Lazy Jackson 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 Lazy Jackson?
Lazy Jackson is owned by JACKSON RANCHES INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lazy Jackson built?
Lazy Jackson was completed in 1950, making it 76 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 Lazy Jackson?
Lazy Jackson serves the following purposes: Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lazy Jackson?
Lazy Jackson has a dam height of 10 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.