// Risk Intelligence
| Risk Score | 6 / 10 Moderate |
| Facility Type | 🌊 Major Dam / Flood Control |
| Operator / Branch | US Army Corps of Engineers |
| Host County | McIntosh County OK |
| Nearest City | Pepperell MA |
| Primary Risk Radius | 20 miles |
| Secondary Risk Radius | 40 miles |
// Strategic Significance
Eufaula Dam impounds Lake Eufaula — the largest lake in Oklahoma at 105,000 acres — on the Canadian River. The dam provides flood control for the Canadian River valley and water supply for surrounding communities. As the largest reservoir in the state, Lake Eufaula represents enormous stored water energy; dam failure or emergency releases would produce catastrophic flooding downstream through eastern Oklahoma.
// Civilian Impact Assessment
Communities along the Canadian River downstream of Eufaula Dam should monitor Corps of Engineers release announcements during major precipitation events. The lake's recreational economy means large seasonal visitor populations unfamiliar with water release protocols. Emergency preparedness for dam-adjacent communities should include elevated ground evacuation planning.
// Evacuation & Shelter Guidance
Follow McIntosh County Emergency Management directions. Monitor US Army Corps of Engineers Tulsa District for release schedules during heavy rainfall. Move away from Canadian River floodplain.