Happy Hollow Lake Dam
Key Takeaway
Happy Hollow Lake Dam is classified as low hazard in Missouri. It was completed in 1963 and is 63 years old. Its primary use is debris control.
Physical Details
| Dam Height | 28 ft (taller than 54.3% in MO) |
| Dam Type | Earth |
| Max Storage | 45 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 140 sq mi |
| Year Completed | 1963 (63 years old) |
| NID ID | MO10647 |
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
JAMES F PORTER
Private
Nearby Dams
Dam KS02808
Leavenworth, KS
Low Hazard 36 ftDam KS04074
Leavenworth, KS
Low Hazard 35 ftJ & N Ranch Dam
Leavenworth, KS
Low Hazard 33 ftDam KS07360
Leavenworth, KS
Low Hazard 25 ftCurtis Myers Dam #2
Platte, MO
Low Hazard 25 ftDam KS04481
Leavenworth, KS
Low Hazard 28 ftSmart Lake Dam
Platte, MO
High Hazard 25 ftGray Lake Dam
Platte, MO
High Hazard 33 ftFrequently Asked Questions
What is the hazard classification of Happy Hollow Lake Dam?
Happy Hollow Lake 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 Happy Hollow Lake Dam?
Happy Hollow Lake Dam is owned by JAMES F PORTER (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Happy Hollow Lake Dam built?
Happy Hollow Lake Dam was completed in 1963, making it 63 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 Happy Hollow Lake Dam?
Happy Hollow Lake Dam serves the following purposes: Debris Control. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Happy Hollow Lake Dam?
Happy Hollow Lake Dam has a dam height of 28 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.