Montgomery County northwest of Philadelphia is one of the wealthiest counties in Pennsylvania and hosts major pharmaceutical companies including GlaxoSmithKline and Merck headquarters. Limerick Nuclear Station is located in the county creating the 10-mile EPZ for the plant. The Schuylkill River creates flooding risk through the county. The 2021 remnants of Hurricane Ida caused catastrophic flooding killing multiple residents and demonstrating the county's vulnerability to extreme rainfall events.
// 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 Risk |
| Primary Hazard | Tornado / Flash Flooding |
| Secondary Hazard | Nuclear Ingestion Zone |
| FEMA Flood Zone | Moderate |
| Federally Declared Disasters | 6 |
| Last Major Event | 2021 Flooding |
| Event Frequency | Annual |
// Emergency Operations
| Emergency Mgmt Phone | (610) 278-3000 |
| Emergency Shelters | 20 designated facilities |
| Evacuation Routes | I-76 I-276 US-202 PA-309 |
// County Profile
| County | Montgomery County PA |
| State | Pennsylvania (PA) |
| Population | 856 |
| Area | 487 sq miles |
| FEMA Region | Moderate |
// Major Cities
// Cities in This County
// Other Pennsylvania Counties
// 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.