Naperville southwest of Chicago is one of the wealthiest cities in the Midwest and faces moderate tornado and flooding risk. The DuPage River creates flooding risk and has overflowed during major rainfall events. The city hosts major corporate offices and research facilities. A significant tornado struck Naperville in 1990 demonstrating the real severe weather threat facing Chicago suburban communities.
// 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 | 5 / 10 Moderate |
| Primary Hazard | Tornado / Flash Flooding |
| FEMA Flood Zone | Moderate |
| County FEMA Declarations | 6 |
| Last Major Event | 2013 Flooding |
// Emergency Information
| Emergency Phone | (630) 420-6666 |
| Evacuation Routes | I-88 I-355 IL-53 IL-83 |
| Elevation | 680 ft above sea level |
// County Risk Profile
// Other Cities in DuPage County IL
// Nearby Infrastructure Risks
Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.
Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.