Calvin Andersen Dam is an earth dam located in Davison County, South Dakota, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 27 ft27 ft tall and 254 ft long, taller than 59% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Calvin Andersen Dam
The primary purpose of Calvin Andersen Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Calvin Andersen (private). It impounds the Trib. James River.
The dam stands 27 feet tall and stretches 254 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 80 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1968, 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.
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Location
| State | South Dakota |
| County | Davison |
| Nearest City | None |
| River/Stream | Trib. James River |
| Coordinates | 43.68707, -97.97940 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Height | 27 ft |
| Dam Length | 254 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 80 acre-ft |
| Max Storage | 80 acre-ft |
| Normal Storage | 44 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 660 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Calvin Andersen |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02438 |
| Federal ID | SD02438 |
| More Info | State Dam Safety Program |