Clanton Spreader Dam
Clanton Spreader Dam is an earth dam located in Harding County, South Dakota, built in 1955. It carries a Low hazard potential classification.
About Clanton Spreader Dam
The primary purpose of Clanton Spreader Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Harry Blair And Son (private). It impounds the Tr-grand River.
The dam stands 18 feet tall and stretches 300 feet across, and has a maximum storage capacity of 51 acre-feet. Completed in 1955, 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 | Harding |
| Nearest City | None |
| River/Stream | Tr-grand River |
| Coordinates | 45.63999, -103.66332 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 18 ft |
| Dam Height | 18 ft |
| Dam Length | 300 ft |
| Year Completed | 1955 (71 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 39 acre-ft |
| Max Discharge | 400 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | HARRY BLAIR AND SON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01212 |
| Federal ID | SD01212 |
| More Info | State Dam Safety Program |