Anderson Dam 809
Anderson Dam 809 is an earth dam located in Dawes County, Nebraska, built in 1950. It carries a Low hazard potential classification.
About Anderson Dam 809
The primary purpose of Anderson Dam 809 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Louis & Glenda Carlson Life Es (private). It impounds the Tr-niobrara River near Valentine.
The dam stands 33 feet tall and stretches 700 feet across, creates a reservoir covering 28 acres, has a maximum storage capacity of 373 acre-feet, and collects water from a drainage area of 21 square miles. Completed in 1950, the structure is well-established, with more than 75 years of service.
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. The most recent inspection on record was 09/24/2019.
At 33 feet, this dam is taller than 78% of dams nationwide.
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Location
| State | Nebraska |
| County | Dawes |
| Nearest City | Valentine |
| River/Stream | Tr-niobrara River |
| Coordinates | 42.63226, -102.79420 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 33 ft |
| Dam Height | 23 ft |
| Dam Length | 700 ft |
| Year Completed | 1950 (76 years old) |
Storage & Hydraulics
| NID Storage | 373 acre-ft |
| Max Storage | 373 acre-ft |
| Normal Storage | 167 acre-ft |
| Surface Area | 28 acres |
| Drainage Area | 21 sq mi |
| Max Discharge | 3,190 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Louis & Glenda Carlson Life ES |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 09/24/2019 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NE00809 |
| Federal ID | NE00809 |
| More Info | State Dam Safety Program |