Curtiselsen Dam
Curtiselsen Dam is an earth dam located in Cheyenne County, Nebraska, built in 1960. It carries a Low hazard potential classification and has a poor condition assessment.
About Curtiselsen Dam
The primary purpose of Curtiselsen Dam 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 Nebraska Board Of Educational Lands & Funds (state). It impounds the Cow Creek near Chappell.
The dam stands 14 feet tall and stretches 446 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 116 square miles. Completed in 1960, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/20/2022.
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Location
| State | Nebraska |
| County | Cheyenne |
| Nearest City | Chappell |
| River/Stream | Cow Creek |
| Coordinates | 41.09628, -102.82430 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 446 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 24 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 116 sq mi |
| Max Discharge | 1,720 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Nebraska Board of Educational Lands & Funds |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 04/20/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01142 |
| Federal ID | NE01142 |
| More Info | State Dam Safety Program |