Dd No 5-20 is an earth dam located in Coffey County, Kansas. It carries a Low hazard potential classification.
Dam profile
NID height · 18 ft18 ft tall and 1,370 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 5-20
The primary purpose of Dd No 5-20 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 Long-scott Creeks Wd No 93 (local government). It impounds the Long Creek-tr near Iola.
The dam stands 18 feet tall and stretches 1,370 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 381 acre-feet, and collects water from a drainage area of 0 square miles.
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 | Coffey |
| Nearest City | Iola |
| River/Stream | Long Creek-tr |
| Coordinates | 38.29005, -95.65794 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 1,370 ft |
Storage & Hydraulics
| NID Storage | 381 acre-ft |
| Max Storage | 381 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 660 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Long-scott Creeks Wd No 93 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07570 |
| Federal ID | KS07570 |
| More Info | State Dam Safety Program |