Dd No 2-18b is an earth dam located in Hodgeman County, Kansas, built in 1973. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 32 ft32 ft tall and 2,250 ft long, taller than 74% 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 2-18b
The primary purpose of Dd No 2-18b 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 Dry Creek-tr near Hanston.
The dam stands 32 feet tall and stretches 2,250 feet across, has a maximum storage capacity of 1,110 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1973, the structure is well into its service life at over 50 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 03/16/2012. That was over 14 years ago.
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Location
| State | Kansas |
| County | Hodgeman |
| Nearest City | Hanston |
| River/Stream | Dry Creek-tr |
| Coordinates | 38.13814, -99.77715 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 32 ft |
| Dam Height | 26 ft |
| Dam Length | 2,250 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 1,110 acre-ft |
| Max Storage | 1,110 acre-ft |
| Normal Storage | 54 acre-ft |
| Drainage Area | 5 sq mi |
| Max Discharge | 2,800 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Pawnee Wjd No 81 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/16/2012 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS02328 |
| Federal ID | KS02328 |
| More Info | State Dam Safety Program |