Dd No 3 (sp-3) is an earth dam located in Butler County, Kansas, built in 1990. It carries a Low hazard potential classification.
Dam profile
NID height · 22 ft22 ft tall and 1,189 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 3 (sp-3)
The primary purpose of Dd No 3 (sp-3) 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).
The dam stands 22 feet tall and stretches 1,189 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 725 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1990, the structure is 36 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 | Butler |
| Coordinates | 38.04861, -96.78800 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 1,189 ft |
| Year Completed | 1990 (36 years old) |
Storage & Hydraulics
| NID Storage | 725 acre-ft |
| Max Storage | 725 acre-ft |
| Normal Storage | 18 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 1,210 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 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS07093 |
| Federal ID | KS07093 |
| More Info | State Dam Safety Program |