Gardiner Lower
Key Takeaway
Gardiner Lower is classified as low hazard in Idaho. It was completed in 1935 and is 91 years old. Its primary use is irrigation.
Physical Details
| Dam Height | 21 ft (taller than 30.8% in ID) |
| Dam Length | 280 ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 16 cfs |
| Year Completed | 1935 (91 years old) |
| NID ID | ID00342 |
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
Private
Nearby Dams
Frequently Asked Questions
What is the hazard classification of Gardiner Lower?
Gardiner Lower 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 Gardiner Lower?
Gardiner Lower is owned by information not available (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Gardiner Lower built?
Gardiner Lower was completed in 1935, making it 91 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 Gardiner Lower?
Gardiner Lower 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 Gardiner Lower?
Gardiner Lower has a dam height of 21 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 Gardiner Lower last inspected?
Gardiner Lower was last inspected on May 22, 2018. Inspection dates indicate when a formal review occurred, not the results of that inspection.