Lawrence County, PA

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 86,035 · Cities: New Castle

Relatively Low Riskier than 66% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Lawrence County has experienced 12 federally declared disasters since 1972, most recently Covid-19 in 2020. Its overall natural hazard risk is rated Relatively Low — lower risk than most US counties.

Lawrence County's highest-rated hazards are inland flooding, lightning, and landslide, with its top risk rated "Relatively Moderate" by FEMA's National Risk Index. Recorded storm events have increased 124% over the past five years compared to the prior five-year period.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Lawrence County has been designated in 12 declarations since 1972, covering 5 disaster types including severe storm (3), hurricane (3), biological (2).

2002–2026
Year Type Event name
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2014 Severe Storm Severe Storms, Tornadoes, And Flooding
2013 Hurricane Hurricane Sandy
2005 Hurricane Hurricane Katrina
2004 Hurricane Tropical Depression Ivan
2004 Severe Storm Severe Storms And Flooding Associated With Tropical Depression Frances
2003 Severe Storm Severe Storms, Tornadoes, And Flooding
1996 Flood Severe Storms And Flooding
1993 Snowstorm Severe Snowfall & Winter Storm

Showing the 10 most recent of 12 total declarations since 1972.

Source: FEMA OpenFEMA Disaster Declarations Summaries. A single disaster can produce more than one record per county. Data current through September 2026.

Risk by hazard type

Hazard Risk rating Risk score Recorded events Deaths Prop. damage
Wildfire Very Low 27.3 0 0
Inland Flooding Relatively Moderate 83.1 66 0 $1.2M
Coastal Flooding Not Applicable 0 0
Earthquake Very Low 36.7
Heat Wave Very Low 29.4 0 0
Tornado Relatively Low 37.7 1 0
Hurricane Very Low 47.3 0 0
Hail Relatively Low 49.7 44 0
Strong Wind Relatively Low 50.1 0 0
Winter Weather Relatively Low 50.1 0 0
Ice Storm Relatively Low 43.6
Cold Wave Very Low 16.4
Lightning Relatively Moderate 77.7 0 0
Drought No Rating 0 0 0
Landslide Relatively Low 63.6 0 0
Avalanche Very Low 13.6
Tsunami Not Applicable
Volcanic Activity Not Applicable

Scores are 0–100 percentiles relative to all US counties — higher means more exposed, not that a disaster is likely this year. Event counts: NOAA Storm Events 2016–2026; earthquake counts from USGS ComCat (M3.0+, 1996–2026). See the methodology page for details.

Community vulnerability

Lawrence County ranks in the 52nd percentile (Moderate) for community vulnerability — a measure of how hard disaster impacts tend to hit residents. Higher vulnerability means more displacement, worse health outcomes, and slower recovery after a disaster.

SVI theme Percentile Vulnerability level
Overall 52nd Moderate
Socioeconomic status 49th Low
Household characteristics 66th Moderate
Racial & ethnic minority status 27th Low
Housing type & transportation 52nd Moderate

Source: CDC/ATSDR Social Vulnerability Index 2022. Percentiles compare counties nationally — higher means more vulnerable relative to other counties. See CDC SVI for full methodology.

Future risk outlook

Wildfire metric National percentile Level
Burn probability 22nd Relatively Low
Risk to homes 22nd Relatively Low
Buildings in direct exposure zone 51.5%

NOAA tracked 107 weather events in this county over 2016–2025: 33 in 2016–20 vs 74 in 2021–25 (+124% — frequency increasing).

Wildfire: USDA Forest Service Wildfire Risk to Communities (RDS-2020-0016-2) — modeled values, not annual forecasts. See wildfirerisk.org. Inland flood and heat projections pending data availability; coastal sea-level projections are available for select coastal counties below — see the data page.

Nearby counties

Compare Lawrence County with other counties → All Pennsylvania counties →

Frequently asked questions

What natural hazards pose the greatest risk in Lawrence County?

According to the FEMA National Risk Index, the highest-risk hazards in Lawrence County, Pennsylvania are inland flooding, lightning, and landslide. The county's overall natural hazard risk is rated Relatively Low — lower risk than most US counties.

Has Lawrence County received federal disaster declarations?

Yes. Lawrence County has received 12 federal disaster declarations since 1972, including declarations in 2020. The most common disaster type on record is severe storm (3 declarations).

Has Lawrence County had any FEMA disaster declarations in 2024, 2025, or 2026?

No federal disaster declarations have been recorded for Lawrence County since the start of 2024. Its most recent declaration on record is Covid-19 in 2020.

How does Lawrence County's natural hazard risk compare to nearby counties?

Among neighboring counties, Trumbull County, OH has the highest overall natural hazard risk (Relatively Moderate) and Columbiana County, OH has the lowest (Relatively Low). Lawrence County is rated Relatively Low overall.

How is Lawrence County's composite disaster risk index calculated?

Lawrence County's composite disaster risk index — officially FEMA's National Risk Index (NRI) — scores every US county on a 0–100 percentile scale across 18 natural hazard types, factoring in expected annual loss, social vulnerability, and community resilience. Lawrence County's composite score of 66 means its overall natural hazard risk is higher than 66% of US counties.

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