Pl-566 Site No. 23 is a rockfill dam located in Butler County, Kansas, built in 2001. It carries a Low hazard potential classification.
Dam profile
NID height · 34 ft34 ft tall and 4,636 ft long, taller than 78% 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 rockfill embankment section and the water level is illustrative.
About Pl-566 Site No. 23
The primary purpose of Pl-566 Site No. 23 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 Walnut Wjd No 33 (local government). It impounds the Durechen Creek.
The dam stands 34 feet tall and stretches 4,636 feet across, creates a reservoir covering 76 acres, has a maximum storage capacity of 4,930 acre-feet, and collects water from a drainage area of 10 square miles. Completed in 2001, the structure is relatively new.
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 04/23/2002. That was over 24 years ago.
At 34 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Kansas |
| County | Butler |
| River/Stream | Durechen Creek |
| Coordinates | 37.99194, -96.65618 |
Physical Characteristics
| Dam Type | Rockfill |
| NID Height | 34 ft |
| Dam Height | 34 ft |
| Dam Length | 4,636 ft |
| Year Completed | 2001 (25 years old) |
Storage & Hydraulics
| NID Storage | 4,930 acre-ft |
| Max Storage | 4,930 acre-ft |
| Normal Storage | 322 acre-ft |
| Surface Area | 76 acres |
| Drainage Area | 10 sq mi |
| Max Discharge | 4,096 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Upper Walnut Wjd No 33 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 04/23/2002 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07924 |
| Federal ID | KS07924 |
| More Info | State Dam Safety Program |