Hamilton County, NE
FEMA National Risk Index scores, disaster declarations & hazard data
Hamilton County has experienced 23 federally declared disasters since 1967, most recently Severe Winter Storm And Straight-Line Winds in 2025. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Hamilton County's highest-rated hazards are hail, strong wind, and drought, with its top risk rated "Relatively High" by FEMA's National Risk Index. NOAA records 77 storm events in the county over the past decade. Community vulnerability is relatively low (2nd 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. Hamilton County has been designated in 23 declarations since 1967, covering 8 disaster types including severe storm (14), biological (2), flood (2).
| Year | Type | Event name |
|---|---|---|
| 2025 | Winter Storm | Severe Winter Storm And Straight-Line Winds |
| 2024 | Severe Storm | Severe Storms, Straight-Line Winds, Tornadoes, And Flooding |
| 2022 | Severe Storm | Severe Storms, Straight-Line Winds, And Tornadoes |
| 2021 | Severe Storm | Severe Storms And Straight-Line Winds |
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
| 2018 | Snowstorm | Severe Winter Storm And Straight-Line Winds |
| 2015 | Severe Storm | Severe Storms, Tornadoes, Straight-Line Winds, And Flooding |
| 2014 | Severe Storm | Severe Storms, Tornadoes, Straight-Line Winds, And Flooding |
| 2011 | Severe Storm | Severe Storms, Tornadoes, Straight Line Winds, And Flooding |
Showing the 10 most recent of 23 total declarations since 1967.
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 | 28.4 | 0 | 0 | — |
| Inland Flooding | Very Low | 16.9 | 4 | 0 | $75K |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Very Low | 11.5 | — | — | — |
| Heat Wave | Very Low | 22.3 | 1 | 0 | — |
| Tornado | Relatively Low | 50.7 | 10 | 0 | $1.1M |
| Hurricane | Not Applicable | — | 0 | 0 | — |
| Hail | Relatively High | 97.5 | 62 | 0 | $5.2M |
| Strong Wind | Relatively High | 95.6 | 0 | 0 | — |
| Winter Weather | Relatively Low | 57.5 | 0 | 0 | — |
| Ice Storm | Relatively Moderate | 65.5 | — | — | — |
| Cold Wave | Very Low | 17.7 | — | — | — |
| Lightning | Relatively Low | 36.8 | 0 | 0 | — |
| Drought | Relatively Moderate | 84.4 | 0 | 0 | — |
| Landslide | Very Low | 4.6 | 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
Hamilton County ranks in the 2nd 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 | 2nd | Very low |
| Socioeconomic status | 4th | Very low |
| Household characteristics | 35th | Low |
| Racial & ethnic minority status | 13th | Very low |
| Housing type & transportation | 1st | 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 | 18th | Very Low |
| Risk to homes | 21st | Relatively Low |
| Buildings in direct exposure zone | 29.7% | — |
NOAA tracked 77 weather events in this county over 2016–2025: 40 in 2016–20 vs 37 in 2021–25 (-7% — relatively stable).
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
Frequently asked questions
What natural hazards pose the greatest risk in Hamilton County?
According to the FEMA National Risk Index, the highest-risk hazards in Hamilton County, Nebraska are hail, strong wind, and drought. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Has Hamilton County received federal disaster declarations?
Yes. Hamilton County has received 23 federal disaster declarations since 1967, including declarations in 2025. The most common disaster type on record is severe storm (14 declarations).
Has Hamilton County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Hamilton County include Severe Winter Storm And Straight-Line Winds (2025), Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2024). See the declarations table above for the full history since 1967.
How does Hamilton County's natural hazard risk compare to nearby counties?
Among neighboring counties, Hall County, NE has the highest overall natural hazard risk (Relatively Low) and Fillmore County, NE has the lowest (Very Low). Hamilton County is rated Very Low overall.
How is Hamilton County's composite disaster risk index calculated?
Hamilton 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. Hamilton County's composite score of 43 means its overall natural hazard risk is higher than 43% of US counties.