Dd No 111
Dd No 111 is an earth dam located in Lyon County, Kansas. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Dd No 111
The primary purpose of Dd No 111 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 Allen Creek-tr near Neosho Rapids.
The dam stands 26 feet tall and stretches 1,400 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 348 acre-feet, and collects water from a drainage area of 0 square miles.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 06/21/2021.
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Location
| State | Kansas |
| County | Lyon |
| Nearest City | Neosho Rapids |
| River/Stream | Allen Creek-tr |
| Coordinates | 38.66103, -96.23131 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 1,400 ft |
Storage & Hydraulics
| NID Storage | 348 acre-ft |
| Max Storage | 348 acre-ft |
| Normal Storage | 23 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,550 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | ALLEN CREEK WD NO 89 |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/21/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | KS05350 |
| Federal ID | KS05350 |
| More Info | State Dam Safety Program |