Dd No A-6 is an earth dam located in Allen County, Kansas, built in 1989. It carries a Low hazard potential classification.
Dam profile
NID height · 20 ft20 ft tall and 1,125 ft long. 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 A-6
The primary purpose of Dd No A-6 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 Marmaton River-tr near Uniontown.
The dam stands 20 feet tall and stretches 1,125 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 238 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1989, the structure is 37 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.
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Location
| State | Kansas |
| County | Allen |
| Nearest City | Uniontown |
| River/Stream | Marmaton River-tr |
| Coordinates | 37.88642, -95.12846 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,125 ft |
| Year Completed | 1989 (37 years old) |
Storage & Hydraulics
| NID Storage | 238 acre-ft |
| Max Storage | 238 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Marmaton Wjd No 102 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07000 |
| Federal ID | KS07000 |
| More Info | State Dam Safety Program |