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

San Benito County Disaster Risk

San Benito County, California

FEMA Risk Rating

Relatively Moderate

National Percentile

85th

of 3,144 counties

State Rank

#45

of 58 (1 = highest risk)

Flood Risk

69th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Relatively Low

Higher than 69% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively High

Higher than 95% of US counties

Tornado

Tornado and severe thunderstorm risk

Very Low

Higher than 10% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively High

Higher than 97% of US counties

Risk Overview

About Natural Disaster Risk in San Benito County, California

San Benito's risk is above U.S. average

With a composite risk score of 85.24, San Benito County ranks as "Relatively Moderate"—lower than most California counties but still above the typical U.S. county's baseline risk. The county sits slightly below California's 88.72 average, offering somewhat lower relative hazard exposure.

Moderate risk among California's 58 counties

San Benito ranks in California's lower-middle tier for overall natural disaster risk, benefiting from lower tornado (10.24) and flood (69.43) exposure. However, earthquake (97.26) and wildfire (95.42) risks remain substantial threats.

Safest among San Francisco Bay Area counties

San Benito (85.24) is significantly less risky than San Francisco County (99.52), San Luis Obispo (95.90), and neighboring inland counties. Its rural, mountainous geography reduces flood and tornado threats while maintaining baseline earthquake and wildfire exposure.

Earthquakes and wildfires are primary concerns

San Benito's earthquake risk (97.26) and wildfire risk (95.42) dominate the hazard landscape, reflecting the county's position along the San Andreas Fault. Wildfire seasons regularly bring air quality issues and evacuation threats across the county.

Earthquake and wildfire coverage recommended

San Benito residents should prioritize earthquake and wildfire insurance riders, as standard homeowners policies exclude both. If your property sits in a wildland-urban interface zone, wildfire coverage is especially critical.

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

Preparedness Guide

What to Prepare for in San Benito County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    97th percentile
  2. #2
    WildfirePrepare
    95th percentile
  3. #3
    FloodPrepare
    69th percentile

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

Risk Advisory: San Benito County

Risk Verdict

San Benito County faces a moderate natural disaster risk profile, ranking at the 85th percentile nationally under FEMA's composite risk model. This risk level calls for more than general awareness: insurance coverage review, a family communication plan, and a prepared go-bag are practical priorities.

Hazard Breakdown

Earthquake risk is San Benito County's dominant natural hazard, ranked at the 97th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 95th percentile nationally. Additional tracked hazards include flood (69th percentile), tornado (10th percentile).

Preparedness Context

Earthquake risk is San Benito County's leading natural hazard, ranked at the 97th percentile nationally. Securing tall furniture, water heaters, and bookcases to walls with anti-tip hardware is among the simplest and most effective life-safety measures households can take. Alongside earthquake exposure, San Benito County's wildfire risk at the 95th percentile nationally reinforces the value of maintaining a household emergency supply cache usable for multiple hazard scenarios. San Benito County residents should locate the main gas shutoff valve and keep an appropriate wrench nearby — gas leaks cause a significant share of earthquake-related injuries and fires, and the shutoff step is safe to take immediately after shaking stops.

Regional Context

At just 3.5 composite points from the California average, San Benito County's natural disaster risk is closely in line with its in-state peers.

Is your household prepared for San Benito 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 San Benito County, CA?
San Benito County has a FEMA National Risk Index rating of Relatively Moderate, placing it in the 85th 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 San Benito County?
San Benito County is evaluated for five major natural hazard types: earthquake (97th percentile), wildfire (95th percentile), flooding (69th percentile), tornado (10th percentile). The highest-risk hazard is earthquake at the 97th 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 San Benito County risk compare to the California average?
San Benito County's composite risk percentile is 85th, compared to the California state average of 89th percentile. The state's overall risk rating is Relatively Moderate. This means San Benito County faces lower natural disaster risk than the typical county in California.
Is San Benito County at risk for earthquake?
Yes, San Benito County's earthquake risk is at the 97th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, San Benito County is at the 69th 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 San Benito County a safe place to live?
San Benito County's composite risk score of 85th percentile is below the California state average of 89th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is earthquake at the 97th 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.