Frd No 20 is a dam located in Shawnee County, Kansas, built in 1978. It carries a Low hazard potential classification.
Dam profile
NID height · 40 ft40 ft tall and 895 ft long, taller than 86% 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 Frd No 20
The primary purpose of Frd No 20 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 Wakarusa Wjd No 35 (local government). It impounds the Wakarusa River-tr.
The dam stands 40 feet tall and stretches 895 feet across, and has a maximum storage capacity of 409 acre-feet. Completed in 1978, the structure is 48 years old.
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 40 feet, this dam is taller than 86% of dams nationwide.
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Location
| State | Kansas |
| County | Shawnee |
| River/Stream | Wakarusa River-tr |
| Coordinates | 38.88231, -95.65550 |
Physical Characteristics
| NID Height | 40 ft |
| Dam Height | 40 ft |
| Dam Length | 895 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 409 acre-ft |
| Max Storage | 409 acre-ft |
| Normal Storage | 58 acre-ft |
| Max Discharge | 420 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Wakarusa Wjd No 35 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS03968 |
| Federal ID | KS03968 |
| More Info | State Dam Safety Program |