Anderson Dam 587
Anderson Dam 587 is an earth dam located in Banner County, Nebraska, built in 1969. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Anderson Dam 587
The primary purpose of Anderson Dam 587 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 Charles E Anderson (private). It impounds the Tr-willow Creek near Broadwater.
The dam stands 38 feet tall and stretches 676 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 231 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1969, 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 04/20/2022.
At 38 feet, this dam is taller than 85% of dams nationwide.
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Location
| State | Nebraska |
| County | Banner |
| Nearest City | Broadwater |
| River/Stream | Tr-willow Creek |
| Coordinates | 41.53407, -103.81525 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 38 ft |
| Dam Height | 36 ft |
| Dam Length | 676 ft |
| Year Completed | 1969 (57 years old) |
Storage & Hydraulics
| NID Storage | 231 acre-ft |
| Max Storage | 231 acre-ft |
| Normal Storage | 32 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 2,118 cfs |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Charles E Anderson |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/20/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00587 |
| Federal ID | NE00587 |
| More Info | State Dam Safety Program |