Sedgwick County, KS

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 523,609 · Cities: Wichita , Derby , Haysville

Relatively High Riskier than 97% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Sedgwick County has experienced 18 federally declared disasters since 1965, most recently Covid-19 in 2020. Its overall natural hazard risk is rated Relatively High — higher risk than most US counties.

Sedgwick County's highest-rated hazards are ice storm, tornado, and cold wave, with its top risk rated "Very High" by FEMA's National Risk Index. Recorded storm events have decreased 57% over the past five years compared to the prior five-year period. Community vulnerability is elevated (73rd percentile nationally), suggesting residents may face greater difficulty recovering from major disasters.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Sedgwick County has been designated in 18 declarations since 1965, covering 7 disaster types including severe storm (8), flood (3), biological (2).

2002–2026
Year Type Event name
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2017 Severe Storm Severe Storms And Flooding
2012 Severe Storm Severe Storms, Tornadoes, Straight-Line Winds, And Flooding
2009 Severe Storm Severe Storms And Flooding
2008 Severe Storm Severe Winter Storms
2008 Severe Storm Severe Winter Storms
2005 Severe Storm Severe Winter Storms, Heavy Rains, And Flooding
2005 Hurricane Hurricane Katrina Evacuation
2002 Severe Ice Storm Severe Winter Ice Storm

Showing the 10 most recent of 18 total declarations since 1965.

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 Relatively Moderate 94.4 0 0
Inland Flooding Relatively High 96.1 124 1 $1.1M
Coastal Flooding Not Applicable 0 0
Earthquake Relatively Low 75.2 13
Heat Wave Relatively High 98.5 1 0
Tornado Very High 99.3 1 0 $4.5M
Hurricane Very Low 42.7 0 0
Hail Relatively High 99 297 0 $2K
Strong Wind Relatively High 87.9 0 0
Winter Weather Very High 97.3 0 0
Ice Storm Very High 99.8
Cold Wave Very High 99.3
Lightning Very High 98.1 3 0 $50K
Drought Relatively Low 63.6 0 0
Landslide Very Low 49.2 0 0
Avalanche Not Applicable
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

Sedgwick County ranks in the 73rd 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 73rd Moderate
Socioeconomic status 66th Moderate
Household characteristics 81st High
Racial & ethnic minority status 71st Moderate
Housing type & transportation 56th 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 46th Relatively Moderate
Risk to homes 54th Relatively Moderate
Buildings in direct exposure zone 13.6%

NOAA tracked 419 weather events in this county over 2016–2025: 292 in 2016–20 vs 127 in 2021–25 (-57% — frequency decreasing).

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 Sedgwick County with other counties → All Kansas counties →

Frequently asked questions

What natural hazards pose the greatest risk in Sedgwick County?

According to the FEMA National Risk Index, the highest-risk hazards in Sedgwick County, Kansas are ice storm, tornado, and cold wave. The county's overall natural hazard risk is rated Relatively High — higher risk than most US counties.

Has Sedgwick County received federal disaster declarations?

Yes. Sedgwick County has received 18 federal disaster declarations since 1965, including declarations in 2020. The most common disaster type on record is severe storm (8 declarations).

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

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

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

Among neighboring counties, Reno County, KS has the highest overall natural hazard risk (Relatively Low) and Kingman County, KS has the lowest (Very Low). Sedgwick County is rated Relatively High overall.

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

Sedgwick 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. Sedgwick County's composite score of 97 means its overall natural hazard risk is higher than 97% of US counties.

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