Highway Dept. #3
Significant Hazard ConditionEmergency Action Plan: Not Required
Location
| State | South Dakota |
| County | Mellette |
| Nearest City | NONE |
| River/Stream | TR LITTLE WHITE OFFSTREAM |
| Coordinates | 43.54849, -100.74410 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 91 ft |
| Dam Height | 91 ft |
| Dam Length | 650 ft |
| Year Completed | 1970 (56 years old) |
Storage & Hydraulics
| NID Storage | 146 acre-ft |
| Max Storage | 146 acre-ft |
| Normal Storage | 107 acre-ft |
| Max Discharge | 40 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | DEPT. OF TRANSPORTATION |
| Owner Type | State |
| Hazard Classification | Significant |
| Last Inspection | 11/02/2023 |
| Emergency Action Plan | Not Required |