Idle Hour Lake
Key Takeaway
Idle Hour Lake is classified as low hazard in Kansas. It was completed in 1925 and is 101 years old. Its primary use is recreation.
Physical Details
| Dam Height | 14 ft (taller than 3.7% in KS) |
| Dam Length | 600 ft |
| Max Storage | 120 acre-ft |
| Normal Storage | 70 acre-ft |
| Year Completed | 1925 (101 years old) |
| NID ID | KS02492 |
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
ALTAMONT, CITY OF
Local Government
Nearby Dams
Dam KS04308
Labette, KS
Low Hazard 25 ftDd No G-11 (Labette-Hackberry)
Labette, KS
Low Hazard 18 ftDd No G-12 (Labette-Hackberry)
Labette, KS
Low Hazard 14 ftDam KS03903
Labette, KS
Low Hazard 17 ftDam KS04310
Labette, KS
Low Hazard 17 ftDam KS01223
Labette, KS
Low Hazard 14 ftGallop Dam
Labette, KS
Significant Hazard 19 ftMosler Dam
Labette, KS
Significant Hazard 25 ftFrequently Asked Questions
What is the hazard classification of Idle Hour Lake?
Idle Hour 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 Idle Hour Lake?
Idle Hour Lake is owned by ALTAMONT, CITY OF (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Idle Hour Lake built?
Idle Hour Lake was completed in 1925, making it 101 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 Idle Hour Lake?
Idle Hour Lake 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 Idle Hour Lake?
Idle Hour 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.