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

Fayette County Disaster Risk

Fayette County, Pennsylvania

FEMA Risk Rating

Relatively Moderate

National Percentile

82th

of 3,144 counties

State Rank

#21

of 67 (1 = highest risk)

Flood Risk

91th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 91% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 45% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 69% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 61% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 60% of US counties

Risk Overview

About Natural Disaster Risk in Fayette County, Pennsylvania

Fayette faces above-average disaster risk

Fayette County's composite risk score of 82.22 places it in the upper tier nationally, earning a "Relatively Moderate" rating. The county's flood risk of 90.59 alone exceeds 90% of comparable U.S. counties, signaling substantial vulnerability.

Fourth-highest risk in Pennsylvania

At 82.22, Fayette ranks among Pennsylvania's most at-risk counties—significantly above the state average of 67.45. Only three other counties statewide carry comparable composite disaster risk.

Greene and Westmoreland present lower risk

Fayette's 82.22 score substantially exceeds neighboring Greene County (55.12) and Westmoreland County to the east. This makes Fayette a relative hotspot for natural disaster vulnerability in southwestern Pennsylvania.

Floods dominate, tornadoes follow close

Flooding tops Fayette's hazard list at 90.59, with tornado risk at 68.83 and wildfire risk at 45.23 also posing significant threats. The county's river systems and topography create ideal conditions for both flash flooding and severe convective storms.

Bundle flood and storm coverage now

Fayette residents should secure both flood insurance and comprehensive homeowner's coverage immediately given the 90+ flood risk score. Consider a policy review with your agent, focusing on basement protection and emergency preparedness for tornado season.

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

Preparedness Guide

What to Prepare for in Fayette County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    91th percentile
  2. #2
    TornadoPrepare
    69th percentile
  3. #3
    EarthquakePrepare
    61th percentile

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

Risk Advisory: Fayette County

Risk Verdict

Fayette County's overall risk score at the 82th percentile nationally signals meaningful exposure to multiple natural hazard types. Comprehensive household preparedness — including reviewing insurance, maintaining emergency supplies, and knowing evacuation routes — is strongly recommended.

Hazard Breakdown

Flood risk is Fayette County's dominant natural hazard, ranked at the 91th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 69th percentile nationally. Additional tracked hazards include earthquake (61th percentile), hurricane (60th percentile), wildfire (45th percentile).

Preparedness Context

Fayette County sits at the 91th percentile nationally for flood exposure. Knowing your property's flood zone designation — available at FEMA's Flood Map Service Center — is the first step toward understanding actual exposure and insurance options. Alongside flooding, tornado exposure at the 69th percentile means households benefit from a multi-hazard preparedness plan rather than focusing on flood alone. Regardless of specific hazard, Fayette County households benefit from a practiced communication plan: a designated out-of-state contact and a pre-agreed evacuation destination established before the season's peak risk period.

Regional Context

Compared to other Pennsylvania counties, Fayette County runs 14.8 composite risk points higher than the state mean — reflecting above-average hazard concentration in this area.

Is your household prepared for Fayette 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 Fayette County, PA?
Fayette County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 82th 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 Fayette County?
Fayette County is evaluated for five major natural hazard types: flooding (91th percentile), tornado (69th percentile), earthquake (61th percentile), hurricane (60th percentile), wildfire (45th percentile). The highest-risk hazard is flooding at the 91th 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 Fayette County risk compare to the Pennsylvania average?
Fayette County's composite risk percentile is 82th, compared to the Pennsylvania state average of 67th percentile. The state's overall risk rating is Relatively Low. This means Fayette County faces higher natural disaster risk than the typical county in Pennsylvania.
Is Fayette County at risk for flooding?
Yes, Fayette County's flooding risk is at the 91th percentile nationally. This places it in the top quartile for this hazard type.
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 Fayette County higher risk than average?
Fayette County's composite risk score of 82th percentile is above the Pennsylvania state average of 67th percentile. This elevated risk is driven by flooding exposure (91th percentile), along with tornado and earthquake and hurricane risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
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.