B-4
B-4 is an earth dam located in Bourbon County, Kansas, built in 2014. It carries a Low hazard potential classification.
About B-4
The primary purpose of B-4 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 Marmaton Wjd No 102 (local government). It impounds the Wolfpen Creek-tr near Uniontown.
The dam stands 31 feet tall and stretches 750 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 306 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 2014, 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 04/29/2015. That was over 10 years ago.
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Location
| State | Kansas |
| County | Bourbon |
| Nearest City | Uniontown |
| River/Stream | Wolfpen Creek-tr |
| Coordinates | 37.77442, -95.07965 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 750 ft |
| Year Completed | 2014 (12 years old) |
Storage & Hydraulics
| NID Storage | 306 acre-ft |
| Max Storage | 306 acre-ft |
| Normal Storage | 37 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | MARMATON WJD NO 102 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Last Inspection | 04/29/2015 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09509 |
| Federal ID | KS09509 |
| More Info | State Dam Safety Program |