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

Fairfield County Disaster Risk

Fairfield County, South Carolina

FEMA Risk Rating

Very Low

National Percentile

41th

of 3,144 counties

State Rank

#40

of 46 (1 = highest risk)

Flood Risk

43th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 43% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 46% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 71% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 70% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 75% of US counties

Risk Overview

About Natural Disaster Risk in Fairfield County, South Carolina

Fairfield maintains very low disaster exposure

Fairfield County scores 40.81 on the composite risk scale, falling well below both the national average and South Carolina's state average of 70.75. This very low risk rating reflects the county's inland position and distance from major coastal and seismic hazard zones.

Fairfield ranks among South Carolina's safest

With a composite score of 40.81, Fairfield ranks significantly below the state average and positions itself among the least vulnerable counties in South Carolina. The county's central location and moderate terrain contribute to this favorable risk profile.

Safer than most surrounding counties

Fairfield's 40.81 score substantially undershoots Edgefield County (21.98)—the safest in the region—but significantly trails Greenwood County (72.74) and the high-risk coastal counties. Its position in the middle-ground makes it one of South Carolina's more resilient areas.

Tornado risk outpaces other hazards

Tornado risk at 70.52 is Fairfield's most significant threat, while flood risk (42.59) and wildfire risk (45.90) remain well below state averages. Earthquake and hurricane risks (69.53 and 75.30) are moderate but pose less immediate concern than severe convective weather.

Standard homeowners coverage works here

Fairfield residents can rely on traditional homeowners policies for adequate protection, since flood and hurricane risks remain substantially below state levels. A safe room or reinforced shelter for tornado season adds affordable peace of mind without costly supplemental policies.

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

Preparedness Guide

What to Prepare for in Fairfield County

Top Hazards by Exposure

  1. #1
    HurricanePrepare
    75th percentile
  2. #2
    TornadoPrepare
    71th percentile
  3. #3
    EarthquakePrepare
    70th percentile

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

Risk Advisory: Fairfield County

Risk Verdict

Fairfield County sits in the lower tier of U.S. counties for natural disaster exposure, ranked at the 41th percentile nationally. Fairfield County's 41th percentile ranking is favorable, though every county carries at least one natural hazard worth knowing — reviewing the specific risks listed above helps households focus their preparedness where it matters most.

Hazard Breakdown

Hurricane risk is Fairfield County's dominant natural hazard, ranked at the 75th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 71th percentile nationally. Additional tracked hazards include earthquake (70th percentile), wildfire (46th percentile), flood (43th percentile).

Preparedness Context

At the 75th percentile nationally for hurricane exposure, Fairfield County households benefit from reviewing both homeowners and flood insurance coverage before storm season begins — standard policies often exclude storm surge, which is the leading cause of hurricane fatalities. Tornado, the county's second-ranked hazard at the 71th percentile nationally, represents an additional preparedness consideration for Fairfield County independent of hurricane season. Hurricane-force winds cause direct property damage, but storm surge causes the majority of hurricane-related deaths. Fairfield County households near tidal water or low-elevation areas should verify whether they are in a storm surge risk zone.

Regional Context

Fairfield County falls 29.9 points below South Carolina's typical county risk level, making it one of the safer natural-hazard environments in the state.

Is your household prepared for Fairfield 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 Fairfield County, SC?
Fairfield County has a FEMA National Risk Index rating of Very Low, placing it in the 41th 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 Fairfield County?
Fairfield County is evaluated for five major natural hazard types: hurricane (75th percentile), tornado (71th percentile), earthquake (70th percentile), wildfire (46th percentile), flooding (43th percentile). The highest-risk hazard is hurricane at the 75th 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 Fairfield County risk compare to the South Carolina average?
Fairfield County's composite risk percentile is 41th, compared to the South Carolina state average of 71th percentile. The state's overall risk rating is Relatively Low. This means Fairfield County faces lower natural disaster risk than the typical county in South Carolina.
Is Fairfield County at risk for hurricane?
Yes, Fairfield County's hurricane risk is at the 75th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Fairfield County is at the 43th 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 Fairfield County a safe place to live?
Fairfield County's composite risk score of 41th percentile is below the South Carolina state average of 71th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is hurricane at the 75th 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.