Hampton County, SC
FEMA National Risk Index scores, disaster declarations & hazard data
Hampton County has experienced 25 federally declared disasters since 1977, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Hampton County's highest-rated hazards are hurricane, earthquake, and heat wave, with its top risk rated "Relatively Moderate" by FEMA's National Risk Index. NOAA records 21 storm events in the county over the past decade. Community vulnerability is elevated (96th 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. Hampton County has been designated in 25 declarations since 1977, covering 7 disaster types including hurricane (13), tropical storm (3), severe storm (3).
| Year | Type | Event name |
|---|---|---|
| 2026 | Winter Storm | Severe Winter Storm |
| 2024 | Tropical Storm | Tropical Storm Debby |
| 2024 | Hurricane | Hurricane Helene |
| 2024 | Tropical Storm | Hurricane Helene |
| 2024 | Tropical Storm | Hurricane Debby |
| 2023 | Hurricane | Hurricane Idalia |
| 2023 | Hurricane | Hurricane Ian |
| 2022 | Hurricane | Hurricane Ian |
| 2020 | Severe Storm | Severe Storms, Tornadoes, Straight-Line Winds, And Flooding |
| 2020 | Severe Storm | Severe Storms, Tornadoes, And Straight-Line Winds |
Showing the 10 most recent of 25 total declarations since 1977.
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 | 71.4 | 0 | 0 | — |
| Inland Flooding | Very Low | 34.7 | 7 | 0 | $135K |
| Coastal Flooding | Very Low | 24.2 | 0 | 0 | — |
| Earthquake | Relatively Low | 82.9 | — | — | — |
| Heat Wave | Relatively Low | 75.6 | 0 | 0 | — |
| Tornado | Relatively Low | 42.9 | 4 | 5 | — |
| Hurricane | Relatively Moderate | 93 | 0 | 0 | — |
| Hail | Very Low | 33.4 | 10 | 0 | — |
| Strong Wind | Relatively Moderate | 68.1 | 0 | 0 | — |
| Winter Weather | Very Low | 14 | 0 | 0 | — |
| Ice Storm | Relatively Moderate | 65.5 | — | — | — |
| Cold Wave | Relatively Low | 33.8 | — | — | — |
| Lightning | Relatively Low | 39.9 | 0 | 0 | — |
| Drought | Relatively Moderate | 67.5 | 0 | 0 | — |
| Landslide | Very Low | 8.8 | 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
Hampton County ranks in the 96th percentile (High) 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 | 96th | High |
| Socioeconomic status | 96th | High |
| Household characteristics | 92nd | High |
| Racial & ethnic minority status | 92nd | High |
| Housing type & transportation | 79th | High |
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 | 61st | Relatively High |
| Risk to homes | 61st | Relatively High |
| Buildings in direct exposure zone | 74.6% | — |
NOAA tracked 21 weather events in this county over 2016–2025: 9 in 2016–20 vs 12 in 2021–25 .
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 Hampton County?
According to the FEMA National Risk Index, the highest-risk hazards in Hampton County, South Carolina are hurricane, earthquake, and heat wave. The county's overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Has Hampton County received federal disaster declarations?
Yes. Hampton County has received 25 federal disaster declarations since 1977, including declarations in 2026. The most common disaster type on record is hurricane (13 declarations).
Has Hampton County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Hampton County include Severe Winter Storm (2026), Tropical Storm Debby (2024), Hurricane Helene (2024), Hurricane Helene (2024), Hurricane Debby (2024). See the declarations table above for the full history since 1977.
How does Hampton County's natural hazard risk compare to nearby counties?
Among neighboring counties, Colleton County, SC has the highest overall natural hazard risk (Relatively Moderate) and Allendale County, SC has the lowest (Very Low). Hampton County is rated Relatively Low overall.
How is Hampton County's composite disaster risk index calculated?
Hampton 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. Hampton County's composite score of 65 means its overall natural hazard risk is higher than 65% of US counties.