Dd No 22-a is an earth dam located in Rice County, Kansas. It carries a Low hazard potential classification.
Dam profile
NID height · 33 ft33 ft tall and 1,530 ft long, taller than 76% 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 22-a
The primary purpose of Dd No 22-a 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 Upper Little Arkansas Wjd No 95 (local government).
The dam stands 33 feet tall and stretches 1,530 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 908 acre-feet, and collects water from a drainage area of 2 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.
At 33 feet, this dam is taller than 76% of dams nationwide.
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Location
| State | Kansas |
| County | Rice |
| Coordinates | 38.45644, -98.13021 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 33 ft |
| Dam Length | 1,530 ft |
Storage & Hydraulics
| NID Storage | 908 acre-ft |
| Max Storage | 908 acre-ft |
| Normal Storage | 201 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 33 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Little Arkansas Wjd No 95 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07486 |
| Federal ID | KS07486 |
| More Info | State Dam Safety Program |