riskbycounty
FEMA National Risk Index

Gregg County Disaster Risk

Gregg County, Texas

FEMA Risk Rating

Relatively Moderate

National Percentile

87th

of 3,144 counties

State Rank

#27

of 254 (1 = highest risk)

Flood Risk

77th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 77% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 63% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively High

Higher than 98% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 62% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 72% of US counties

Risk Advisory: Gregg County

Risk Verdict

Gregg County has a relatively moderate overall disaster risk profile, scoring in the 87th percentile nationally. While not in the highest tier, this county faces meaningful hazard exposure. Residents are encouraged to understand their specific risks and maintain emergency supplies.

Hazard Breakdown

Tornado risk is the dominant hazard for Gregg County, scoring in the 98th percentile nationally. It is followed by flood risk at the 77th percentile. Additional hazards include hurricane (72th), wildfire (63th), earthquake (62th).

Preparedness Context

With tornado risk as the top concern, Gregg County residents should identify a safe room or interior space on the lowest floor, have a NOAA weather radio, and practice tornado drills with your household. Secondary risks such as flood also warrant attention in household and community preparedness planning. FEMA recommends all households maintain at least 72 hours of food, water, and medication supplies regardless of specific hazard exposure.

Regional Context

Gregg County is significantly riskier than the average county in Texas. Its composite risk score is 38 points higher than the state average, meaning residents face above-average exposure to natural hazards compared to their neighbors.

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Frequently Asked Questions

What is the natural disaster risk in Gregg County, TX?
Gregg County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 87th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.
What types of natural hazards affect Gregg County?
Gregg County is evaluated for five major natural hazard types: tornado (98th percentile), flooding (77th percentile), hurricane (72th percentile), wildfire (63th percentile), earthquake (62th percentile). The highest-risk hazard is tornado at the 98th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.
How does Gregg County risk compare to the Texas average?
Gregg County's composite risk percentile is 87th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means Gregg County faces higher natural disaster risk than the typical county in Texas.
Is Gregg County at risk for tornado?
Yes, Gregg County's tornado risk is at the 98th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Gregg County is at the 77th percentile.
How is natural disaster risk measured?
FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.
Why is Gregg County higher risk than average?
Gregg County's composite risk score of 87th percentile is above the Texas state average of 49th percentile. This elevated risk is driven by tornado exposure (98th percentile), along with flooding and hurricane and wildfire and earthquake risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.

Counties with Similar Risk

Randall County

Texas

-0.2

Relatively Moderate

87th percentile

Johnson County

Texas

-0.3

Relatively Moderate

87th percentile

Jim Wells County

Texas

-0.5

Relatively Moderate

87th percentile

By Logan Johnson, Founder & Data EditorUpdated Reviewed by Logan Johnson, Founder & Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.

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