Wilson No.2
Wilson No.2 is an earth dam located in Harding County, South Dakota, built in 1960. It carries a Low hazard potential classification.
About Wilson No.2
The primary purpose of Wilson No.2 is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Fred Wilson (private). It impounds the Tr-south Fork Grand River.
The dam stands 26 feet tall and stretches 475 feet across, and has a maximum storage capacity of 520 acre-feet. Completed in 1960, 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.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | South Dakota |
| County | Harding |
| Nearest City | None |
| River/Stream | Tr-south Fork Grand River |
| Coordinates | 45.57884, -103.69973 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 26 ft |
| Dam Height | 26 ft |
| Dam Length | 475 ft |
| Year Completed | 1960 (66 years old) |
Storage & Hydraulics
| NID Storage | 520 acre-ft |
| Max Storage | 520 acre-ft |
| Normal Storage | 253 acre-ft |
| Max Discharge | 1,050 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | FRED WILSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01953 |
| Federal ID | SD01953 |
| More Info | State Dam Safety Program |