Dry Creek South 1-e
Dry Creek South 1-e is an earth dam located in Red Willow County, Nebraska, built in 1965. It carries a Significant hazard potential classification and has a fair condition assessment.
About Dry Creek South 1-e
The primary purpose of Dry Creek South 1-e 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 Middle Republican Natural Resources District (local government). It impounds the Tr-dry Creek near Mccook.
The dam stands 40 feet tall and stretches 555 feet across, creates a reservoir covering 16 acres, has a maximum storage capacity of 615 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 11/21/2023.
At 40 feet, this dam is taller than 87% of dams nationwide.
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Location
| State | Nebraska |
| County | Red Willow |
| Nearest City | Mccook |
| River/Stream | Tr-dry Creek |
| Coordinates | 40.07699, -100.66273 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 40 ft |
| Dam Height | 35 ft |
| Dam Length | 555 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 615 acre-ft |
| Max Storage | 615 acre-ft |
| Normal Storage | 84 acre-ft |
| Surface Area | 16 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,066 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Middle Republican Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/21/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00561 |
| Federal ID | NE00561 |
| More Info | State Dam Safety Program |