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

San Augustine County Disaster Risk

San Augustine County, Texas

FEMA Risk Rating

Very Low

National Percentile

18th

of 3,144 counties

State Rank

#198

of 254 (1 = highest risk)

Flood Risk

17th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 17% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 56% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 45% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 24% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 73% of US counties

Risk Overview

About Natural Disaster Risk in San Augustine County, Texas

San Augustine among safest in nation

With a composite risk score of just 17.62, San Augustine County ranks in the "Very Low" category, placing it well below the U.S. average of 44.0. The county faces minimal cumulative natural disaster exposure compared to most American counties.

Texas's most protected counties

San Augustine County's 17.62 score sits 31 points below Texas's 49.00 state average, making it one of the safest counties in the state. This low-risk profile reflects its distance from major seismic zones, tornado corridors, and coastal hurricane tracks.

Safest in its region

San Augustine County (17.62) outperforms neighboring Rusk County (54.01), San Jacinto County (58.87), and Sabine County (22.11) in overall safety. It represents the lowest-risk anchor point in this cluster of east Texas counties.

Hurricane risk highest despite distance

Hurricane risk reaches 73.47, the county's most significant hazard despite being roughly 150 miles inland, as tropical systems regularly influence weather patterns. Wildfire risk scores 56.42 in this forested region, requiring seasonal fire awareness.

Minimal insurance needs, basic coverage works

San Augustine County's very low risk profile means standard homeowners insurance typically covers most natural disaster scenarios adequately. Verify wind and hail protection is included, maintain gutters and drainage systems, and keep insurance current as a basic precaution.

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

Preparedness Guide

What to Prepare for in San Augustine County

Top Hazards by Exposure

  1. #1
    HurricanePrepare
    73th percentile
  2. #2
    WildfirePrepare
    56th percentile
  3. #3
    TornadoPrepare
    45th percentile

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

Local Resources

Risk Advisory: San Augustine County

Risk Verdict

San Augustine County's natural disaster risk is among the lowest in the country, with a composite score at the 18th percentile nationally. A 18th percentile score positions San Augustine 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 San Augustine County's dominant natural hazard, ranked at the 73th percentile nationally under FEMA's National Risk Index. Wildfire ranks second at the 56th percentile nationally. Additional tracked hazards include tornado (45th percentile), earthquake (24th percentile), flood (17th percentile).

Preparedness Context

Hurricane risk is San Augustine County's top-ranked natural hazard at the 73th percentile nationally. The most time-sensitive preparedness step is knowing the county's evacuation zone for your address — zone maps are published by the county emergency management office. Wildfire, the county's second-ranked hazard at the 56th percentile nationally, represents an additional preparedness consideration for San Augustine County independent of hurricane season. San Augustine County's county emergency management office publishes official evacuation zone maps with zone-specific shelter locations; downloading this map and identifying your zone assignment is the single highest-value pre-season step.

Regional Context

The Texas county average exceeds San Augustine County's score by 31.4 composite points — placing this county in the lower-risk tier relative to its in-state peers.

Is your household prepared for San Augustine 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 Augustine County, TX?
San Augustine County has a FEMA National Risk Index rating of Very Low, placing it in the 18th 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 Augustine County?
San Augustine County is evaluated for five major natural hazard types: hurricane (73th percentile), wildfire (56th percentile), tornado (45th percentile), earthquake (24th percentile), flooding (17th percentile). The highest-risk hazard is hurricane at the 73th 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 Augustine County risk compare to the Texas average?
San Augustine County's composite risk percentile is 18th, compared to the Texas state average of 49th percentile. The state's overall risk rating is Relatively Low. This means San Augustine County faces lower natural disaster risk than the typical county in Texas.
Is San Augustine County at risk for hurricane?
Yes, San Augustine County's hurricane risk is at the 73th percentile nationally. This is above the national median. For flooding specifically, San Augustine County is at the 17th 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 Augustine County a safe place to live?
San Augustine County's composite risk score of 18th percentile is below the Texas state average of 49th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is hurricane at the 73th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.

Counties with Similar Risk

Baylor County

Texas

-0.1

Very Low

17th percentile

Knox County

Texas

+0.2

Very Low

18th percentile

Hemphill County

Texas

-1.1

Very Low

17th percentile

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.

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