Plunket Lake
Key Takeaway
Plunket Lake is classified as low hazard in Montana. It was completed in 1920 and is 106 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 | 79 acre-ft |
| Normal Storage | 79 acre-ft |
| Max Discharge | 170 cfs |
| Year Completed | 1920 (106 years old) |
| NID ID | MT00199 |
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
BOYD CAZIER
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Plunket Lake?
Plunket Lake 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 Plunket Lake?
Plunket Lake is owned by BOYD CAZIER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Plunket Lake built?
Plunket Lake was completed in 1920, making it 106 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 Plunket Lake?
Plunket Lake 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 Plunket Lake?
Plunket Lake 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.