Dd No 11 is an earth dam located in Wilson County, Kansas. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 990 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 11
The primary purpose of Dd No 11 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 Cedar Creek Wjd No 56 (local government). It impounds the Big Cedar Creek-tr near Altoona.
The dam stands 22 feet tall and stretches 990 feet across, creates a reservoir covering 16 acres, and has a maximum storage capacity of 413 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 | Wilson |
| Nearest City | Altoona |
| River/Stream | Big Cedar Creek-tr |
| Coordinates | 37.59651, -95.54197 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 990 ft |
Storage & Hydraulics
| NID Storage | 413 acre-ft |
| Max Storage | 413 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 16 acres |
| Max Discharge | 1,319 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Cedar Creek Wjd No 56 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS03962 |
| Federal ID | KS03962 |
| More Info | State Dam Safety Program |