Moderate Risk Texas  ·  Tornado / Flash Flooding

Gregg County TX

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

5/ 10
Threat Score
Population
123
Area
274
sq miles
Primary Hazard
Tornado / Flash Flooding
FEMA Disasters
5
federally declared

Gregg County anchored by Longview in East Texas faces moderate tornado risk and flash flooding from Sabine River tributaries. The county is part of the East Texas oil field and hosts major pipeline infrastructure. Longview serves as a regional transportation and distribution hub for northeast Texas. The area is also home to significant manufacturing including Eastman Chemical Company creating industrial hazmat emergency planning considerations.

// 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 Industrial Hazmat
FEMA Flood Zone Moderate
Federally Declared Disasters 5
Last Major Event 2019 Tornado
Event Frequency Annual

// Emergency Operations

Emergency Mgmt Phone (903) 236-8800
Emergency Shelters 6 designated facilities
Evacuation Routes I-20 US-259 TX-149 TX-42

// County Profile

County Gregg County TX
State Texas (TX)
Population 123
Area 274 sq miles
FEMA Region Moderate

// Major Cities

Longview TX

// Cities in This County

// Other Texas Counties