Tioga County, NY
FEMA National Risk Index scores, disaster declarations & hazard data
Tioga County has experienced 27 federally declared disasters since 1972, most recently Remnants Of Tropical Storm Fred in 2022. Its overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Tioga County's highest-rated hazards are inland flooding, landslide, and hurricane, with its top risk rated "Relatively Moderate" by FEMA's National Risk Index. Recorded storm events have decreased 58% over the past five years compared to the prior five-year period. Community vulnerability is relatively low (15th 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. Tioga County has been designated in 27 declarations since 1972, covering 7 disaster types including severe storm (10), flood (6), hurricane (3).
| Year | Type | Event name |
|---|---|---|
| 2022 | Hurricane | Remnants Of Tropical Storm Fred |
| 2020 | Severe Storm | Severe Storms, Straight-Line Winds, And Flooding |
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
| 2019 | Flood | Severe Storms And Flooding |
| 2017 | Snowstorm | Severe Winter Storm And Snowstorm |
| 2013 | Hurricane | Hurricane Sandy |
| 2011 | Flood | Severe Storms, Flooding, Tornadoes, And Straight-Line Winds |
| 2011 | Severe Storm | Remnants Of Tropical Storm Lee |
| 2011 | Severe Storm | Remnants Of Tropical Storm Lee |
Showing the 10 most recent of 27 total declarations since 1972.
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 | 23.9 | 0 | 0 | — |
| Inland Flooding | Relatively Moderate | 78.9 | 26 | 0 | $1.4M |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Very Low | 32.6 | — | — | — |
| Heat Wave | Relatively Low | 40.3 | 1 | 1 | — |
| Tornado | Relatively Low | 43.8 | 0 | 0 | — |
| Hurricane | Relatively Low | 62.7 | 0 | 0 | — |
| Hail | Very Low | 18.4 | 6 | 0 | $1K |
| Strong Wind | Relatively Low | 25.6 | 0 | 0 | — |
| Winter Weather | Very Low | 8.1 | 0 | 0 | — |
| Ice Storm | Relatively Low | 49.7 | — | — | — |
| Cold Wave | Relatively Low | 25.9 | — | — | — |
| Lightning | Relatively Low | 44.1 | 2 | 0 | $7K |
| Drought | Relatively Low | 41.2 | 0 | 0 | — |
| Landslide | Relatively Low | 69.7 | 0 | 0 | — |
| Avalanche | Very Low | 37.6 | — | — | — |
| 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
Tioga County ranks in the 15th 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 | 15th | Very low |
| Socioeconomic status | 26th | Low |
| Household characteristics | 9th | Very low |
| Racial & ethnic minority status | 12th | Very low |
| Housing type & transportation | 28th | 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 | 14th | Very Low |
| Risk to homes | 13th | Very Low |
| Buildings in direct exposure zone | 78.3% | — |
NOAA tracked 34 weather events in this county over 2016–2025: 24 in 2016–20 vs 10 in 2021–25 (-58% — 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
Frequently asked questions
What natural hazards pose the greatest risk in Tioga County?
According to the FEMA National Risk Index, the highest-risk hazards in Tioga County, New York are inland flooding, landslide, and hurricane. The county's overall natural hazard risk is rated Relatively Low — lower risk than most US counties.
Has Tioga County received federal disaster declarations?
Yes. Tioga County has received 27 federal disaster declarations since 1972, including declarations in 2022. The most common disaster type on record is severe storm (10 declarations).
Has Tioga County had any FEMA disaster declarations in 2024, 2025, or 2026?
No federal disaster declarations have been recorded for Tioga County since the start of 2024. Its most recent declaration on record is Remnants Of Tropical Storm Fred in 2022.
How does Tioga County's natural hazard risk compare to nearby counties?
Among neighboring counties, Broome County, NY has the highest overall natural hazard risk (Relatively Moderate) and Cortland County, NY has the lowest (Relatively Low). Tioga County is rated Relatively Low overall.
How is Tioga County's composite disaster risk index calculated?
Tioga 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. Tioga County's composite score of 60 means its overall natural hazard risk is higher than 60% of US counties.