riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Harris County Disaster Risk

Harris County, Georgia

FEMA Risk Rating

Very Low

National Percentile

21th

of 3,144 counties

State Rank

#106

of 159 (1 = highest risk)

Flood Risk

40th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 40% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 49% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 37% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 41% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 65% of US counties

Risk Overview

About Natural Disaster Risk in Harris County, Georgia

Harris County: Lowest Risk in Group

Harris County scores just 20.77 on the composite risk index, placing it in the very low-risk category and well below the national average. The county demonstrates minimal exposure across all major natural disaster hazards.

Second-Safest in Georgia

Harris ranks among Georgia's lowest-risk counties with a score of 20.77, exceeded only by Hancock (11.86) and far below the state average of 39.49. The county represents one of Georgia's safest natural disaster environments.

Safest in Immediate Region

Harris's score of 20.77 is lower than all nearby counties except Hancock (11.86), significantly safer than Haralson (27.61), Greene (37.25), and far below Grady (52.99). It anchors the region's safest corner.

Hurricane Risk Highest, Still Modest

Harris's most elevated hazard is hurricane risk at 64.71, still well below state and national norms for that threat. Tornado and flood risks are both below 40, creating a truly low-hazard county profile.

Basic Insurance Covers Harris Homes

Harris County's exceptionally low composite risk means standard homeowners insurance provides adequate protection without specialized add-ons. Maintain annual policy reviews as a responsible practice, but expensive disaster coverage is not necessary here.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Harris County

Top Hazards by Exposure

  1. #1
    HurricanePrepare
    65th percentile
  2. #2
    WildfirePrepare
    49th percentile
  3. #3
    EarthquakePrepare
    41th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Harris County

Risk Verdict

Natural disaster exposure in Harris County is lower than roughly three-quarters of U.S. counties, with a composite score at the 21th percentile. A 21th percentile score positions Harris County among the nation's lower-risk counties, a genuinely favorable outcome — one that simple, low-cost preparedness habits can reinforce further.

Hazard Breakdown

Hurricane risk is Harris County's dominant natural hazard, ranked at the 65th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 49th percentile nationally. Additional tracked hazards include earthquake (41th percentile), flood (40th percentile), tornado (37th percentile).

Preparedness Context

At the 65th percentile nationally for hurricane risk, Harris County is in a zone where flood insurance matters beyond the primary wind risk: NFIP flood insurance requires a 30-day waiting period before taking effect, making off-season enrollment the correct timing. Wildfire at the 49th percentile nationally is Harris County's secondary hazard, often intensified by the same weather systems that produce hurricane conditions. For Harris County households, the hurricane preparedness calendar matters: flood insurance has a 30-day waiting period, wind-hardening retrofits take weeks to schedule, and evacuation route scouting is best done before a storm watch is issued.

Regional Context

Harris County is 18.7 composite risk points below the Georgia state mean, meaning most other Georgia counties face higher natural hazard exposure.

Is your household prepared for Harris County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Harris County, GA?
Harris County has a FEMA National Risk Index rating of Very Low, placing it in the 21th 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 Harris County?
Harris County is evaluated for five major natural hazard types: hurricane (65th percentile), wildfire (49th percentile), earthquake (41th percentile), flooding (40th percentile), tornado (37th percentile). The highest-risk hazard is hurricane at the 65th 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 Harris County risk compare to the Georgia average?
Harris County's composite risk percentile is 21th, compared to the Georgia state average of 40th percentile. The state's overall risk rating is Very Low. This means Harris County faces lower natural disaster risk than the typical county in Georgia.
Is Harris County at risk for hurricane?
Yes, Harris County's hurricane risk is at the 65th percentile nationally. This is above the national median. For flooding specifically, Harris County is at the 40th 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.
Is Harris County a safe place to live?
Harris County's composite risk score of 21th percentile is below the Georgia state average of 40th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is hurricane at the 65th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, 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.