Whidby Structure 20
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Jackson |
| River/Stream | TR-WHITE RIVER |
| Coordinates | 43.76820, -101.54580 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 400 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 128 acre-ft |
| Max Storage | 128 acre-ft |
| Normal Storage | 85 acre-ft |
| Max Discharge | 1,050 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Mitchell-Slovek Ranch LLP |
| Owner Type | Private |
| Hazard Classification | Significant |
| Emergency Action Plan | Not Required |