// Risk Intelligence
| Risk Score | 7 / 10 High |
| Facility Type | 🌊 Major Dam / Flood Control |
| Operator / Branch | US Army Corps of Engineers |
| Host County | Yankton County SD |
| Nearest City | Washington DC |
| Primary Risk Radius | 30 miles |
| Secondary Risk Radius | 100 miles |
// Strategic Significance
Gavins Point Dam is the most downstream of the six Missouri River main stem dams. The 2011 Missouri River floods that devastated communities from South Dakota to Missouri demonstrated the catastrophic impact of Missouri River flooding.
// Civilian Impact Assessment
Yankton County with 22,000 residents and downstream Missouri River communities. The 2011 Missouri River floods caused billions in damage.
// Evacuation & Shelter Guidance
US-81, SD Route 52, Missouri River. Yankton County Emergency Management coordinates Missouri River flooding protocols.