Dd No 1-23b
Dd No 1-23b is an earth dam located in Pawnee County, Kansas. It carries a Low hazard potential classification.
About Dd No 1-23b
The primary purpose of Dd No 1-23b 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 Cockelbur Creek-tr near Sanford.
The dam stands 26 feet tall and stretches 2,960 feet across, creates a reservoir covering 17,003 acres, has a maximum storage capacity of 1,611 acre-feet, and collects water from a drainage area of 7 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 | Pawnee |
| Nearest City | Sanford |
| River/Stream | Cockelbur Creek-tr |
| Coordinates | 38.30239, -99.38157 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 2,960 ft |
Storage & Hydraulics
| NID Storage | 1,611 acre-ft |
| Max Storage | 1,611 acre-ft |
| Normal Storage | 43 acre-ft |
| Surface Area | 17,003 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 4,728 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | PAWNEE WJD NO 81 |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS00091 |
| Federal ID | KS00091 |
| More Info | State Dam Safety Program |