Dd No 242 is an earth dam located in Lyon County, Kansas, built in 1999. It carries a Low hazard potential classification.
Dam profile
NID height · 24 ft24 ft tall and 1,200 ft long. 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 Dd No 242
The primary purpose of Dd No 242 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 Rock Creek Wjd No 84 (local government). It impounds the Buff Creek-tr.
The dam stands 24 feet tall and stretches 1,200 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 186 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1999, the structure is 27 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 | Lyon |
| River/Stream | Buff Creek-tr |
| Coordinates | 38.70086, -96.26887 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 1,200 ft |
| Year Completed | 1999 (27 years old) |
Storage & Hydraulics
| NID Storage | 186 acre-ft |
| Max Storage | 186 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Rock Creek Wjd No 84 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09241 |
| Federal ID | KS09241 |
| More Info | State Dam Safety Program |