Dd No 109 is an earth dam located in Nemaha County, Kansas. It carries a Low hazard potential classification.
Dam profile
NID height · 32 ft32 ft tall and 800 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 Dd No 109
The primary purpose of Dd No 109 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 Pony Creek Wjd No 78 (local government). It impounds the Pony Creek-tr near Preston Nebraska.
The dam stands 32 feet tall and stretches 800 feet across, creates a reservoir covering 5 acres, and has a maximum storage capacity of 108 acre-feet.
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 | Nemaha |
| Nearest City | Preston Nebraska |
| River/Stream | Pony Creek-tr |
| Coordinates | 39.93396, -95.82354 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 800 ft |
Storage & Hydraulics
| NID Storage | 108 acre-ft |
| Max Storage | 108 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 5 acres |
| Max Discharge | 404 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Pony Creek Wjd No 78 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS04253 |
| Federal ID | KS04253 |
| More Info | State Dam Safety Program |