Dd No 105 is an earth dam located in Cowley County, Kansas, built in 1985. It carries a Low hazard potential classification.
Dam profile
NID height · 31 ft31 ft tall and 1,050 ft long, taller than 72% 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 105
The primary purpose of Dd No 105 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 Middle Walnut Wjd No 60 (local government). It impounds the Polecat Creek-tr near Rock.
The dam stands 31 feet tall and stretches 1,050 feet across, creates a reservoir covering 29 acres, has a maximum storage capacity of 1,103 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1985, the structure is 41 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 | Cowley |
| Nearest City | Rock |
| River/Stream | Polecat Creek-tr |
| Coordinates | 37.45672, -97.09112 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 1,050 ft |
| Year Completed | 1985 (41 years old) |
Storage & Hydraulics
| NID Storage | 1,103 acre-ft |
| Max Storage | 1,103 acre-ft |
| Normal Storage | 189 acre-ft |
| Surface Area | 29 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 2,200 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Middle Walnut Wjd No 60 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS05501 |
| Federal ID | KS05501 |
| More Info | State Dam Safety Program |