Dd No 1-23c is an earth dam located in Pawnee County, Kansas, built in 1976. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 2,540 ft long, taller than 59% 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 1-23c
The primary purpose of Dd No 1-23c 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 Pawnee River-tr near Rozel.
The dam stands 27 feet tall and stretches 2,540 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 1,773 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1976, the structure is 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. The most recent inspection on record was 04/25/2020.
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Location
| State | Kansas |
| County | Pawnee |
| Nearest City | Rozel |
| River/Stream | Pawnee River-tr |
| Coordinates | 38.29765, -99.49495 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 2,540 ft |
| Year Completed | 1976 (50 years old) |
Storage & Hydraulics
| NID Storage | 1,773 acre-ft |
| Max Storage | 1,773 acre-ft |
| Normal Storage | 106 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 6 sq mi |
| 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 | 04/25/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | KS00232 |
| Federal ID | KS00232 |
| More Info | State Dam Safety Program |