Hemmingson Irr. Dam
Hemmingson Irr. Dam is an earth dam located in Haakon County, South Dakota, built in 1977. It carries a Low hazard potential classification.
About Hemmingson Irr. Dam
The primary purpose of Hemmingson Irr. Dam 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 David Hemmingson (private). It impounds the Bad River-tr.
The dam stands 22 feet tall and stretches 825 feet across, and has a maximum storage capacity of 113 acre-feet. Completed in 1977, the structure is 49 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 | Haakon |
| Nearest City | None |
| River/Stream | Bad River-tr |
| Coordinates | 44.03254, -101.58176 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 22 ft |
| Dam Height | 22 ft |
| Dam Length | 825 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 113 acre-ft |
| Max Storage | 113 acre-ft |
| Normal Storage | 83 acre-ft |
| Max Discharge | 675 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | DAVID HEMMINGSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD02317 |
| Federal ID | SD02317 |
| More Info | State Dam Safety Program |