Davis Irrigation
Davis Irrigation is an earth dam located in Harding County, South Dakota, built in 1946. It carries a Low hazard potential classification.
About Davis Irrigation
The primary purpose of Davis Irrigation is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Rex Davis (private). It impounds the Little Missouri River Trib.
The dam stands 18 feet tall and stretches 490 feet across, and has a maximum storage capacity of 122 acre-feet. Completed in 1946, 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.
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Location
| State | South Dakota |
| County | Harding |
| Nearest City | None |
| River/Stream | Little Missouri River Trib |
| Coordinates | 45.38680, -104.01413 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 490 ft |
| Year Completed | 1946 (80 years old) |
Storage & Hydraulics
| NID Storage | 122 acre-ft |
| Max Storage | 122 acre-ft |
| Normal Storage | 95 acre-ft |
| Max Discharge | 550 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | REX DAVIS |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD00640 |
| Federal ID | SD00640 |
| More Info | State Dam Safety Program |