Frd No 12 is an earth dam located in Dickinson County, Kansas, built in 1974. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 1,770 ft long, taller than 74% 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 Frd No 12
The primary purpose of Frd No 12 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 Lyons Creek Wjd No 41 (local government). It impounds the Lyon Creek-tr near Lyona.
The dam stands 32 feet tall and stretches 1,770 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 811 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1974, 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.
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Location
| State | Kansas |
| County | Dickinson |
| Nearest City | Lyona |
| River/Stream | Lyon Creek-tr |
| Coordinates | 38.71271, -96.98741 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 1,770 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 811 acre-ft |
| Max Storage | 811 acre-ft |
| Normal Storage | 69 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lyons Creek Wjd No 41 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS02256 |
| Federal ID | KS02256 |
| More Info | State Dam Safety Program |