Dd No 121 is an earth dam located in Jackson County, Kansas. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 100 ft long, taller than 68% 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 121
The primary purpose of Dd No 121 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 Cross Creek Wjd No 42 (local government). It impounds the Cross Creek-tr.
The dam stands 30 feet tall and stretches 100 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 296 acre-feet, and collects water from a drainage area of 0 square miles.
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 04/28/2010. That was over 16 years ago.
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Location
| State | Kansas |
| County | Jackson |
| River/Stream | Cross Creek-tr |
| Coordinates | 39.22588, -96.00008 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 100 ft |
Storage & Hydraulics
| NID Storage | 296 acre-ft |
| Max Storage | 296 acre-ft |
| Normal Storage | 39 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,128 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Cross Creek Wjd No 42 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/28/2010 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07272 |
| Federal ID | KS07272 |
| More Info | State Dam Safety Program |