Gleason Lake
Key Takeaway
Gleason Lake is classified as low hazard in Montana. It was completed in 1922 and is 104 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 14 ft (taller than 15.6% in MT) |
| Dam Length | 190 ft |
| Dam Type | Earth |
| Normal Storage | 180 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1922 (104 years old) |
| NID ID | MT01169 |
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
JOHN FOLEY_JR
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Gleason Lake?
Gleason 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 Gleason Lake?
Gleason Lake is owned by JOHN FOLEY_JR (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gleason Lake built?
Gleason Lake was completed in 1922, making it 104 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 Gleason Lake?
Gleason 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 Gleason Lake?
Gleason Lake has a dam height of 14 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 Gleason Lake last inspected?
Gleason Lake was last inspected on June 25, 2003. Inspection dates indicate when a formal review occurred, not the results of that inspection.