West Sand Draw Cat Dam
West Sand Draw Cat Dam is an earth dam located in Brown County, Nebraska, built in 1982. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About West Sand Draw Cat Dam
The primary purpose of West Sand Draw Cat 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 Middle Niobrara Natural Resources District (local government). It impounds the W Sand Draw near Niobrara.
The dam stands 35 feet tall and stretches 1,600 feet across, creates a reservoir covering 30 acres, has a maximum storage capacity of 1,147 acre-feet, and collects water from a drainage area of 7 square miles. Completed in 1982, the structure is 44 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 05/24/2023.
At 35 feet, this dam is taller than 82% of dams nationwide.
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Location
| State | Nebraska |
| County | Brown |
| Nearest City | Niobrara |
| River/Stream | W Sand Draw |
| Coordinates | 42.63600, -100.02849 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 35 ft |
| Dam Height | 34 ft |
| Dam Length | 1,600 ft |
| Year Completed | 1982 (44 years old) |
Storage & Hydraulics
| NID Storage | 1,147 acre-ft |
| Max Storage | 1,147 acre-ft |
| Normal Storage | 151 acre-ft |
| Surface Area | 30 acres |
| Drainage Area | 7 sq mi |
| Max Discharge | 2,090 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Middle Niobrara Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/24/2023 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01863 |
| Federal ID | NE01863 |
| More Info | State Dam Safety Program |