Campbell County, SD

FEMA National Risk Index scores, disaster declarations & hazard data

Population: 1,375

Very Low Riskier than 4% of US counties
Very Low Relatively Low Relatively Moderate Relatively High Very High

Campbell County has experienced 15 federally declared disasters since 1976, most recently Covid-19 in 2020. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Campbell County's highest-rated hazards are wildfire, hail, and winter weather, with its top risk rated "Relatively Low" by FEMA's National Risk Index. Recorded storm events have decreased 35% over the past five years compared to the prior five-year period. Community vulnerability is relatively low (9th percentile nationally), indicating stronger recovery capacity than most US counties.

Past disasters & FEMA designations

A federal disaster declaration officially designates a county for FEMA disaster assistance. Campbell County has been designated in 15 declarations since 1976, covering 6 disaster types including severe storm (6), flood (4), biological (2).

2002–2026
Year Type Event name
2020 Biological Covid-19 Pandemic
2020 Biological Covid-19
2019 Flood Severe Winter Storm, Snowstorm, And Flooding
2019 Flood Severe Storms And Flooding
2010 Severe Storm Severe Winter Storm And Snowstorm
2010 Severe Storm Severe Winter Storm
2009 Severe Storm Severe Storms And Flooding
2005 Coastal Storm Hurricane Katrina Evacuation
1997 Severe Storm Severe Winter Storms And Blizzard Conditions
1997 Flood Severe Flooding, Sever Winter Storms,Heavy Rains High Winds

Showing the 10 most recent of 15 total declarations since 1976.

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 Low 77.5 0 0
Inland Flooding Very Low 8.7 8 0 $44K
Coastal Flooding Not Applicable 0 0
Earthquake Very Low 4.2
Heat Wave Very Low 6.2 4 0
Tornado Very Low 14.3 4 0
Hurricane Not Applicable 0 0
Hail Relatively Low 50.8 22 0
Strong Wind Very Low 12.3 0 0
Winter Weather Relatively Low 49 0 0
Ice Storm Very Low 21.6
Cold Wave Relatively Low 45.5
Lightning Very Low 2.3 0 0
Drought Very Low 27.5 0 0
Landslide Very Low 3.7 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

Campbell County ranks in the 9th percentile (Very low) 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 9th Very low
Socioeconomic status 13th Very low
Household characteristics 30th Low
Racial & ethnic minority status 6th Very low
Housing type & transportation 12th Very low

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 63rd Relatively High
Risk to homes 71st Relatively High
Buildings in direct exposure zone 74.0%

NOAA tracked 38 weather events in this county over 2016–2025: 23 in 2016–20 vs 15 in 2021–25 (-35% — 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 Campbell County with other counties → All South Dakota counties →

Frequently asked questions

What natural hazards pose the greatest risk in Campbell County?

According to the FEMA National Risk Index, the highest-risk hazards in Campbell County, South Dakota are wildfire, hail, and winter weather. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.

Has Campbell County received federal disaster declarations?

Yes. Campbell County has received 15 federal disaster declarations since 1976, including declarations in 2020. The most common disaster type on record is severe storm (6 declarations).

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

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

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

Among neighboring counties, Emmons County, ND has the highest overall natural hazard risk (Relatively Low) and Edmunds County, SD has the lowest (Very Low). Campbell County is rated Very Low overall.

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

Campbell 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. Campbell County's composite score of 4 means its overall natural hazard risk is higher than 4% of US counties.

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