Morrow County, OH
FEMA National Risk Index scores, disaster declarations & hazard data
Morrow County has experienced 16 federally declared disasters since 1965, most recently Covid-19 in 2020. Its overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Morrow County's highest-rated hazards are ice storm, hail, and winter weather, with its top risk rated "Relatively Moderate" by FEMA's National Risk Index. 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. Morrow County has been designated in 16 declarations since 1965, covering 6 disaster types including severe storm (8), snowstorm (3), biological (2).
| Year | Type | Event name |
|---|---|---|
| 2020 | Biological | Covid-19 Pandemic |
| 2020 | Biological | Covid-19 |
| 2012 | Severe Storm | Severe Storms And Straight-Line Winds |
| 2012 | Severe Storm | Severe Storms |
| 2009 | Severe Storm | Severe Wind Storm Associated With Tropical Depression Ike |
| 2008 | Snowstorm | Record Snow And Near Record Snow |
| 2005 | Snowstorm | Snow |
| 2005 | Severe Storm | Severe Winter Storms, Flooding, And Mudslides |
| 2005 | Hurricane | Hurricane Katrina Evacuation |
| 2004 | Severe Storm | Severe Storms And Flooding |
Showing the 10 most recent of 16 total declarations since 1965.
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 | 16.4 | 0 | 0 | — |
| Inland Flooding | Relatively Low | 45 | 7 | 0 | $80K |
| Coastal Flooding | Not Applicable | — | 0 | 0 | — |
| Earthquake | Very Low | 39.9 | — | — | — |
| Heat Wave | Very Low | 27.2 | 0 | 0 | — |
| Tornado | Relatively Low | 40.6 | 3 | 0 | $80K |
| Hurricane | Very Low | 19.8 | 0 | 0 | — |
| Hail | Relatively Low | 61.1 | 12 | 0 | — |
| Strong Wind | Relatively Low | 41.3 | 0 | 0 | — |
| Winter Weather | Relatively Low | 55.9 | 0 | 0 | — |
| Ice Storm | Relatively Moderate | 69.2 | — | — | — |
| Cold Wave | Very Low | 17 | — | — | — |
| Lightning | Relatively Low | 37.9 | 0 | 0 | — |
| Drought | No Rating | 0 | 0 | 0 | — |
| Landslide | Very Low | 47.8 | 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
Morrow 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 | 20th | Very low |
| Household characteristics | 34th | Low |
| Racial & ethnic minority status | 5th | Very low |
| Housing type & transportation | 20th | 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 | 12th | Very Low |
| Risk to homes | 12th | Very Low |
| Buildings in direct exposure zone | 70.6% | — |
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 Morrow County?
According to the FEMA National Risk Index, the highest-risk hazards in Morrow County, Ohio are ice storm, hail, and winter weather. The county's overall natural hazard risk is rated Very Low — among the lowest-risk counties in the country.
Has Morrow County received federal disaster declarations?
Yes. Morrow County has received 16 federal disaster declarations since 1965, including declarations in 2020. The most common disaster type on record is severe storm (8 declarations).
Has Morrow County had any FEMA disaster declarations in 2024, 2025, or 2026?
No federal disaster declarations have been recorded for Morrow County since the start of 2024. Its most recent declaration on record is Covid-19 in 2020.
How does Morrow County's natural hazard risk compare to nearby counties?
Among neighboring counties, Delaware County, OH has the highest overall natural hazard risk (Relatively Low) and Union County, OH has the lowest (Very Low). Morrow County is rated Very Low overall.
How is Morrow County's composite disaster risk index calculated?
Morrow 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. Morrow County's composite score of 24 means its overall natural hazard risk is higher than 24% of US counties.