Gardner #1 (East Dam)
Key Takeaway
Gardner #1 (East Dam) is classified as low hazard in Montana. It was completed in 1962 and is 64 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 33 ft (taller than 91.5% in MT) |
| Dam Length | 660 ft |
| Dam Type | Earth |
| Max Storage | 240 acre-ft |
| Normal Storage | 146 acre-ft |
| Surface Area | 24 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 855 cfs |
| Year Completed | 1962 (64 years old) |
| NID ID | MT01096 |
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
GARDNERS LAZ E BAR RANCH INC
Private
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Significant Hazard 20 ftFrequently Asked Questions
What is the hazard classification of Gardner #1 (East Dam)?
Gardner #1 (East 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 Gardner #1 (East Dam)?
Gardner #1 (East Dam) is owned by GARDNERS LAZ E BAR RANCH INC (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gardner #1 (East Dam) built?
Gardner #1 (East Dam) was completed in 1962, making it 64 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 Gardner #1 (East Dam)?
Gardner #1 (East 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 Gardner #1 (East Dam)?
Gardner #1 (East Dam) has a dam height of 33 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 Gardner #1 (East Dam) last inspected?
Gardner #1 (East Dam) was last inspected on June 30, 1997. Inspection dates indicate when a formal review occurred, not the results of that inspection.