Alamance County, NC
FEMA National Risk Index scores, disaster declarations & hazard data
Alamance County has experienced 27 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.
Alamance County's highest-rated hazards are winter weather, ice storm, and inland flooding, with its top risk rated "Relatively High" by FEMA's National Risk Index. NOAA records 45 storm events in the county over the past decade. Community vulnerability is elevated (71st 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. Alamance County has been designated in 27 declarations since 1977, covering 9 disaster types including hurricane (12), severe ice storm (3), snowstorm (3).
| Year | Type | Event name |
|---|---|---|
| 2026 | Winter Storm | Severe Winter Storm |
| 2025 | Tropical Depression | Tropical Depression Chantal |
| 2024 | Tropical Storm | Tropical Storm Debby |
| 2024 | Tropical Storm | Hurricane Helene |
| 2023 | Hurricane | Hurricane Ian |
| 2020 | Hurricane | Hurricane Isaias |
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
| 2019 | Hurricane | Tropical Storm Michael |
| 2019 | Hurricane | Hurricane Dorian |
Showing the 10 most recent of 27 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 | Very Low | 30.9 | 0 | 0 | — |
| Inland Flooding | Relatively Moderate | 83.9 | 25 | 2 | $1.3M |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Relatively Low | 72.9 | — | — | — |
| Heat Wave | Relatively Low | 73.8 | 3 | 0 | — |
| Tornado | Relatively Moderate | 82.3 | 5 | 0 | $1.2M |
| Hurricane | Relatively Moderate | 81.9 | 0 | 0 | — |
| Hail | Relatively Moderate | 77.6 | 12 | 0 | — |
| Strong Wind | Relatively Moderate | 56.1 | 0 | 0 | — |
| Winter Weather | Relatively High | 88.2 | 0 | 0 | — |
| Ice Storm | Relatively High | 84 | — | — | — |
| Cold Wave | Relatively Low | 50.5 | — | — | — |
| Lightning | Relatively High | 82.3 | 0 | 0 | — |
| Drought | Relatively Low | 48.9 | 0 | 0 | — |
| Landslide | Very Low | 29.7 | 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
Alamance County ranks in the 71st 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 | 71st | Moderate |
| Socioeconomic status | 66th | Moderate |
| Household characteristics | 53rd | Moderate |
| Racial & ethnic minority status | 77th | High |
| Housing type & transportation | 71st | 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 | 39th | Relatively Low |
| Risk to homes | 36th | Relatively Low |
| Buildings in direct exposure zone | 63.2% | — |
NOAA tracked 45 weather events in this county over 2016–2025: 23 in 2016–20 vs 22 in 2021–25 (-4% — 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 Alamance County?
According to the FEMA National Risk Index, the highest-risk hazards in Alamance County, North Carolina are winter weather, ice storm, and inland flooding. The county's overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Has Alamance County received federal disaster declarations?
Yes. Alamance County has received 27 federal disaster declarations since 1977, including declarations in 2026. The most common disaster type on record is hurricane (12 declarations).
Has Alamance County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Alamance County include Severe Winter Storm (2026), Tropical Depression Chantal (2025), Tropical Storm Debby (2024), Hurricane Helene (2024). See the declarations table above for the full history since 1977.
How does Alamance County's natural hazard risk compare to nearby counties?
Among neighboring counties, Guilford County, NC has the highest overall natural hazard risk (Relatively Moderate) and Caswell County, NC has the lowest (Very Low). Alamance County is rated Relatively Low overall.
How is Alamance County's composite disaster risk index calculated?
Alamance 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. Alamance County's composite score of 77 means its overall natural hazard risk is higher than 77% of US counties.