Happy Hollow is an earth dam located in Leavenworth County, Kansas, built in 1962. It carries a Low hazard potential classification.
Dam profile
NID height · 37 ft37 ft tall and 720 ft long, taller than 83% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Happy Hollow
The primary purpose of Happy Hollow is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Carbaugh, Kevin R & Janice L (private). It impounds the Pony Creek-tr near Linwood.
The dam stands 37 feet tall and stretches 720 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 324 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1962, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 10/09/2015. That was over 11 years ago.
At 37 feet, this dam is taller than 83% of dams nationwide.
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Location
| State | Kansas |
| County | Leavenworth |
| Nearest City | Linwood |
| River/Stream | Pony Creek-tr |
| Coordinates | 39.07303, -95.18062 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 37 ft |
| Dam Height | 37 ft |
| Dam Length | 720 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 324 acre-ft |
| Max Storage | 324 acre-ft |
| Normal Storage | 131 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,017 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Carbaugh, Kevin R & Janice L |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/09/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS02848 |
| Federal ID | KS02848 |
| More Info | State Dam Safety Program |