Hoffman Dam
Low Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Pennington |
| Nearest City | NONE |
| River/Stream | TR-CHEYENNE |
| Coordinates | 44.21666, -102.19499 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 360 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 230 acre-ft |
| Max Storage | 230 acre-ft |
| Normal Storage | 90 acre-ft |
| Max Discharge | 1,800 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | NORMAN GEIGLE |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |