Stewart County, TN
FEMA National Risk Index scores, disaster declarations & hazard data
Stewart County has experienced 23 federally declared disasters since 1975, most recently Severe Winter Storm in 2026. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Stewart County's highest-rated hazards are earthquake, lightning, and ice storm, with its top risk rated "Relatively Low" by FEMA's National Risk Index. NOAA records 40 storm events in the county over the past decade.
Past disasters & FEMA designations
A federal disaster declaration officially designates a county for FEMA disaster assistance. Stewart County has been designated in 23 declarations since 1975, covering 7 disaster types including severe storm (12), tornado (3), winter storm (2).
| Year | Type | Event name |
|---|---|---|
| 2026 | Winter Storm | Severe Winter Storm |
| 2026 | Winter Storm | Severe Winter Storm |
| 2025 | Severe Storm | Severe Storms, Straight-Line Winds, Tornadoes, And Flooding |
| 2025 | Severe Storm | Severe Storms, Straight-Line Winds, Tornadoes, And Flooding |
| 2024 | Severe Storm | Severe Storms And Tornadoes |
| 2023 | Severe Storm | Severe Storms, Straight-Line Winds, And Tornado |
| 2022 | Tornado | Severe Storms, Straight-Line Winds, And Tornadoes |
| 2022 | Tornado | Severe Storms, Straight-Line Winds, And Tornadoes |
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
Showing the 10 most recent of 23 total declarations since 1975.
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 | 7.6 | 0 | 0 | — |
| Inland Flooding | Very Low | 22.8 | 21 | 0 | $3.0M |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Relatively Low | 82.6 | — | — | — |
| Heat Wave | Relatively Low | 39.2 | 4 | 0 | — |
| Tornado | Relatively Moderate | 65 | 2 | 0 | $2.5M |
| Hurricane | Very Low | 19 | 0 | 0 | — |
| Hail | Very Low | 18.3 | 12 | 0 | — |
| Strong Wind | Relatively Low | 43.1 | 0 | 0 | — |
| Winter Weather | Relatively Low | 50.7 | 0 | 0 | — |
| Ice Storm | Relatively Moderate | 69.3 | — | — | — |
| Cold Wave | Relatively Low | 45.2 | — | — | — |
| Lightning | Relatively Moderate | 81.2 | 1 | 1 | — |
| Drought | Relatively Low | 34.8 | 0 | 0 | — |
| Landslide | Relatively Low | 66.3 | 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
Stewart County ranks in the 39th percentile (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 | 39th | Low |
| Socioeconomic status | 36th | Low |
| Household characteristics | 54th | Moderate |
| Racial & ethnic minority status | 29th | Low |
| Housing type & transportation | 43rd | 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 | 36th | Relatively Low |
| Risk to homes | 33rd | Relatively Low |
| Buildings in direct exposure zone | 96.3% | — |
NOAA tracked 40 weather events in this county over 2016–2025: 9 in 2016–20 vs 31 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 Stewart County?
According to the FEMA National Risk Index, the highest-risk hazards in Stewart County, Tennessee are earthquake, lightning, and ice storm. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Has Stewart County received federal disaster declarations?
Yes. Stewart County has received 23 federal disaster declarations since 1975, including declarations in 2026. The most common disaster type on record is severe storm (12 declarations).
Has Stewart County had any FEMA disaster declarations in 2024, 2025, or 2026?
Yes. Recent federal disaster declarations for Stewart County include Severe Winter Storm (2026), Severe Winter Storm (2026), Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2025), Severe Storms, Straight-Line Winds, Tornadoes, And Flooding (2025), Severe Storms And Tornadoes (2024). See the declarations table above for the full history since 1975.
How does Stewart County's natural hazard risk compare to nearby counties?
Among neighboring counties, Montgomery County, TN has the highest overall natural hazard risk (Relatively Moderate) and Houston County, TN has the lowest (Very Low). Stewart County is rated Very Low overall.
How is Stewart County's composite disaster risk index calculated?
Stewart 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. Stewart County's composite score of 29 means its overall natural hazard risk is higher than 29% of US counties.