Round Rock north of Austin faces moderate tornado risk and serious flash flooding from Brushy Creek and other Balcones Escarpment drainages. The city hosts Dell Technologies headquarters creating critical technology infrastructure emergency planning considerations. Round Rock has grown dramatically as part of the Austin metro explosion and sits at the edge of the Balcones Fault Zone where flash flooding can be sudden and severe.
// 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 |
| Primary Hazard | Tornado / Flash Flooding |
| FEMA Flood Zone | Zone AE (Moderate Risk) |
| County FEMA Declarations | 26 |
| Last Major Event | Flash Flood (2021) |
// Emergency Information
| Emergency Phone | (512) 218-5500 |
| Evacuation Routes | I-35 North, TX-130 North, TX-29 West |
| Elevation | 801 ft above sea level |
// County Risk Profile
Williamson County TX
Texas · Flash Flooding
View full county emergency preparedness profile →
6/10
Moderate Risk