Dd No 3-11 is an earth dam located in Ford County, Kansas, built in 1994. It carries a Low hazard potential classification.
Dam profile
NID height · 30 ft30 ft tall and 1,300 ft long, taller than 68% 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 3-11
The primary purpose of Dd No 3-11 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 Pawnee Wjd No 81 (local government). It impounds the Saw Log Creek-tr near Hanston.
The dam stands 30 feet tall and stretches 1,300 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 1,108 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1994, the structure is 32 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. The most recent inspection on record was 11/09/1994. That was over 31 years ago.
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Location
| State | Kansas |
| County | Ford |
| Nearest City | Hanston |
| River/Stream | Saw Log Creek-tr |
| Coordinates | 37.89652, -100.03109 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 30 ft |
| Dam Height | 30 ft |
| Dam Length | 1,300 ft |
| Year Completed | 1994 (32 years old) |
Storage & Hydraulics
| NID Storage | 1,108 acre-ft |
| Max Storage | 1,108 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 2,020 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Pawnee Wjd No 81 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 11/09/1994 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS09130 |
| Federal ID | KS09130 |
| More Info | State Dam Safety Program |