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

Beaver County Disaster Risk

Beaver County, Pennsylvania

FEMA Risk Rating

Relatively Low

National Percentile

75th

of 3,144 counties

State Rank

#31

of 67 (1 = highest risk)

Flood Risk

87th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Moderate

Higher than 87% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Very Low

Higher than 35% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 57% of US counties

Earthquake

Seismic activity and ground shaking risk

Relatively Low

Higher than 55% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 54% of US counties

Risk Overview

About Natural Disaster Risk in Beaver County, Pennsylvania

Beaver County's Risk Slightly Above National Norms

Beaver County's composite risk score of 75.32 sits modestly above the national average, maintaining a relatively low risk rating overall. The county experiences more exposure to natural hazards than average American communities, particularly for flooding and tornadoes.

Below-Average Risk in Pennsylvania

Beaver County's score of 75.32 sits notably above Pennsylvania's statewide average of 67.45, yet remains in the lower-risk half of the state's counties. The county fares significantly better than neighboring Allegheny (98.09) and well below state hotspots like Berks.

Less Vulnerable Than Industrial Neighbors

Beaver County residents face less risk than neighboring Allegheny County (98.09) and Washington County, benefiting from less dense industrial development. Comparable to Armstrong County (69.34) and Butler County, Beaver sits in a safer tier than the Pittsburgh metro area.

Flooding and Tornadoes Dominate Hazard Profile

Flood risk peaks at 87.02 in Beaver County, reflecting vulnerability to the Ohio River and tributary systems. Tornado risk ranks as the second significant threat at 56.55, while wildfire (34.89) and earthquake (55.03) risks remain moderate.

Flood Insurance Essential; Standard Coverage Adequate

Beaver County homeowners should obtain flood insurance given the county's 87.02 flood risk, especially near river systems and low-lying areas. Standard homeowners policies cover tornado and wind damage adequately for most residents, making Beaver relatively straightforward to insure compared to higher-risk neighbors.

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

Preparedness Guide

What to Prepare for in Beaver County

Top Hazards by Exposure

  1. #1
    FloodPrepare
    87th percentile
  2. #2
    TornadoPrepare
    57th percentile
  3. #3
    EarthquakePrepare
    55th percentile

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

Risk Advisory: Beaver County

Risk Verdict

Beaver County has a below-average natural disaster risk profile, scoring at the 75th percentile nationally under FEMA's National Risk Index. 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

Flood risk is Beaver County's dominant natural hazard, ranked at the 87th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 57th percentile nationally. Additional tracked hazards include earthquake (55th percentile), hurricane (54th percentile), wildfire (35th percentile).

Preparedness Context

Beaver County's top natural hazard is flood risk, ranked at the 87th percentile nationally. Homeowners here should confirm whether they are in a FEMA-designated flood zone and check if standard homeowners insurance covers flood damage — it typically does not. The county's second-ranked hazard, tornado at the 57th percentile nationally, means Beaver County residents face compounding risks from multiple natural hazard types during peak seasons. For most Beaver County households, the highest-return preparedness step is storing critical documents in digital cloud backup combined with a pre-designated family meeting point if communication is disrupted.

Regional Context

Beaver County's composite risk score sits 7.9 points above the Pennsylvania county average, placing it among the more hazard-exposed counties in the state.

Is your household prepared for Beaver 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 Beaver County, PA?
Beaver County has a FEMA National Risk Index rating of Relatively Low, placing it in the 75th 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 Beaver County?
Beaver County is evaluated for five major natural hazard types: flooding (87th percentile), tornado (57th percentile), earthquake (55th percentile), hurricane (54th percentile), wildfire (35th percentile). The highest-risk hazard is flooding at the 87th 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 Beaver County risk compare to the Pennsylvania average?
Beaver County's composite risk percentile is 75th, compared to the Pennsylvania state average of 67th percentile. The state's overall risk rating is Relatively Low. This means Beaver County faces higher natural disaster risk than the typical county in Pennsylvania.
Is Beaver County at risk for flooding?
Yes, Beaver County's flooding risk is at the 87th 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 Beaver County higher risk than average?
Beaver County's composite risk score of 75th percentile is above the Pennsylvania state average of 67th percentile. This elevated risk is driven by flooding exposure (87th 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.