Big Indian Creek 11-a
Big Indian Creek 11-a is an earth dam located in Gage County, Nebraska, built in 1972. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Big Indian Creek 11-a
The primary purpose of Big Indian Creek 11-a 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 Lower Big Blue Natural Resources District (local government). It impounds the Squaw Creek near Wymore.
The dam stands 52 feet tall and stretches 1,210 feet across, creates a reservoir covering 17 acres, has a maximum storage capacity of 2,366 acre-feet, and collects water from a drainage area of 5 square miles. Completed in 1972, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/01/2020.
At 52 feet, this dam is taller than 93% of dams nationwide.
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Location
| State | Nebraska |
| County | Gage |
| Nearest City | Wymore |
| River/Stream | Squaw Creek |
| Coordinates | 40.06247, -96.69552 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 52 ft |
| Dam Height | 45 ft |
| Dam Length | 1,210 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 2,366 acre-ft |
| Max Storage | 2,366 acre-ft |
| Normal Storage | 662 acre-ft |
| Surface Area | 17 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 2,926 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Lower Big Blue Natural Resources District |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/01/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE01011 |
| Federal ID | NE01011 |
| More Info | State Dam Safety Program |