// Risk Intelligence
| Risk Score | 7 / 10 High |
| Facility Type | ☣ Chemical / Industrial Facility |
| Operator / Branch | Marathon Petroleum |
| Host County | Wayne County MI |
| Nearest City | Washington DC |
| Primary Risk Radius | 10 miles |
| Secondary Risk Radius | 25 miles |
// Strategic Significance
The Marathon Detroit refinery processes 140,000 barrels per day on the Detroit River in southwest Detroit. The refinery sits in one of the most environmentally overburdened communities in Michigan. The Detroit River connects Lake Erie and Lake Huron and any major chemical release threatens this critical Great Lakes waterway.
// Civilian Impact Assessment
Detroit metro with 4.4 million residents. The Marathon refinery creates serious air quality impacts on surrounding low-income communities. The Detroit River is a Great Lakes connection.
// Evacuation & Shelter Guidance
I-75, I-96, Fort Street. Wayne County Emergency Management coordinates Detroit River and industrial protocols.