Dd No 122
Dd No 122 is an earth dam located in Lyon County, Kansas, built in 1995. It carries a Low hazard potential classification.
About Dd No 122
The primary purpose of Dd No 122 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 Allen Creek Wd No 89 (local government). It impounds the Dow Creek-tr near Emporia.
The dam stands 25 feet tall and stretches 1,140 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 301 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1995, the structure is 31 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 05/06/1995. That was over 30 years ago.
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Location
| State | Kansas |
| County | Lyon |
| Nearest City | Emporia |
| River/Stream | Dow Creek-tr |
| Coordinates | 38.56521, -96.17795 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 1,140 ft |
| Year Completed | 1995 (31 years old) |
Storage & Hydraulics
| NID Storage | 301 acre-ft |
| Max Storage | 301 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | ALLEN CREEK WD NO 89 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Last Inspection | 05/06/1995 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09117 |
| Federal ID | KS09117 |
| More Info | State Dam Safety Program |