Mobridge in Walworth County sits on the Missouri River just downstream of the massive Oahe Dam one of the most dangerous dams in the US. Extreme blizzards and cold are regular severe hazards. An Oahe Dam failure would catastrophically flood Mobridge.
// Preparedness Recommendations
- Evacuation routes inland should be identified in advance.
- Store at least 72 hours of food and water.
- Elevate critical belongings above flood level.
- Have backup power ready in case of grid failure.
// Recommended Supplies
Essential gear for power outages, severe weather, and emergency situations in your area.
- Emergency Food Supplies
- Water Filtration & Storage
- Backup Generator
- Solar Backup Power
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// Risk Intelligence
| Threat Score | 6 / 10 Moderate |
| Primary Hazard | Blizzard / Missouri River Flooding / Extreme Cold / Oahe Dam |
| FEMA Flood Zone | Moderate |
| County FEMA Declarations | 7 |
| Last Major Event | 2019 Blizzard |
// Emergency Information
| Emergency Phone | (605) 845-3388 |
| Evacuation Routes | State and US highways |
| Elevation | 1,673 ft above sea level |
// County Risk Profile
Walworth County SD
South Dakota · Blizzard / Flash Flooding
View full county emergency preparedness profile →
6/10
Moderate Risk