Moderate Risk Texas  ·  Tornado / Flash Flooding

Guadalupe County TX

EMERGENCY PREPAREDNESS & DISASTER RISK PROFILE  ·  LAST UPDATED: Mar 2026

5/ 10
Threat Score
Population
170
Area
714
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
6
federally declared

Guadalupe County between San Antonio and Austin along the Guadalupe River corridor has been one of the fastest growing counties in Texas. The Guadalupe River has repeatedly flooded communities including catastrophic Memorial Day 2015 flooding. Flash flooding in the Texas Hill Country is notoriously sudden and violent. The county sits in the San Antonio northern suburban ring and faces moderate tornado risk.

// 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.

// Risk Intelligence

Threat Score 5 / 10    Moderate Risk
Primary Hazard Tornado / Flash Flooding
Secondary Hazard Guadalupe River Flooding
FEMA Flood Zone Moderate
Federally Declared Disasters 6
Last Major Event 2015 Memorial Day Flooding
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (830) 303-8859
Emergency Shelters 8 designated facilities
Evacuation Routes I-10 I-35 TX-123 TX-46

// County Profile

County Guadalupe County TX
State Texas (TX)
Population 170
Area 714 sq miles
FEMA Region Moderate

// Other Texas Counties

// Nearby Infrastructure Risks

Critical infrastructure facilities within or near this area that could affect civilian safety during emergencies, conflict, or infrastructure failures.

Randolph Air Force Base TX
Military Installation  ·  Universal City, TX  ·  US Air Force  ·  25-mi risk zone
6/10 Moderate

Infrastructure risk data is for emergency preparedness awareness. Facility locations are publicly known. Always follow official emergency guidance.