Essex County, Virginia Natural Disaster Risk
FEMA National Risk Index assessment · VA
Very LowComposite Risk Score
National percentile: 19th
Essex County faces very low composite natural disaster risk (NRI Risk Index score 18.6, 19th national percentile), driven primarily by drought and hurricane exposure. Expected annual loss across all 18 hazard types is $5M.
Source: FEMA National Risk Index v1.20 · Updated December 2025
Risk Overview
Essex County carries a very low composite natural disaster risk, with a National Risk Index score of 18.6 out of 100 — placing it in the 19th national percentile and among the lowest-risk counties in the country. The score blends Expected Annual Loss, Social Vulnerability, and Community Resilience across all 18 FEMA hazard types.
Most of Essex County's expected losses come from drought (extended dry periods that stress water supplies and agriculture) at High risk — $2M in expected annual loss and about 3.71 events per year; hurricane (tropical cyclones bringing extreme wind, rain, and storm surge) at Low risk — $2M in expected annual loss and about 0.13 events per year; and coastal flood (seawater inundation from storm surge, high tides, and rising sea levels) at Low risk — $241K in expected annual loss and about 3.69 events per year. Across all hazards, FEMA estimates $5M in expected annual loss for a population of 11K.
Beyond physical exposure, Essex County has a high social vulnerability rating (how susceptible the population is to harm) and a medium community resilience rating (its capacity to prepare for and recover from disasters). That combination — a more vulnerable population with limited resilience — can amplify the human cost of any given event.
The federal record bears this out: Essex County has received 27 federal disaster declarations since 1969, including 11 for hurricane events and 4 for severe storm events. The most recent was Severe Winter Storm (winter storm), declared in January 2026.
Among 133 Virginia counties, Essex County ranks #81 for overall natural disaster risk.
Top Hazards
All 18 Hazard Risks
| Drought | High | 3.71 / yr | $2M |
| Hurricane | Low | 0.13 / yr | $2M |
| Coastal Flood | Low | 3.69 / yr | $241K |
| Earthquake | Very Low | 0.00 / yr | $144K |
| Landslide | Very Low | 0.19 / yr | $543 |
| Ice Storm | Low | 0.83 / yr | $26K |
| Heat Wave | Very Low | 4.80 / yr | $91K |
| Tornado | Very Low | 0.18 / yr | $236K |
| Strong Wind | Low | 3.37 / yr | $157K |
| Hail | Very Low | 2.79 / yr | $44K |
| Lightning | Very Low | 40.85 / yr | $41K |
| Winter Weather | Very Low | 5.56 / yr | $6K |
| Riverine Flood | Very Low | 0.32 / yr | $1M |
| Wildfire | Very Low | 0.00 / yr | $3K |
| Cold Wave | Very Low | 0.70 / yr | $29K |
| Avalanche | Very Low | 0.00 / yr | $0 |
| Tsunami | Very Low | 0.00 / yr | $0 |
| Volcanic Activity | Very Low | 0.00 / yr | $0 |
Disaster History
Essex County has received 27 federal disaster declarations since 1969, most recently Severe Winter Storm in January 2026. Most frequent causes: Hurricane (11), Severe Storm (4), Snowstorm (4).
| Declared | Type | Disaster |
|---|---|---|
| January 2026 | Winter Storm | Severe Winter Storm |
| March 2022 | Severe Storm | Severe Winter Storm and Snowstorm |
| May 2021 | Severe Ice Storm | Severe Winter Storms |
| April 2020 | Biological | Covid-19 Pandemic |
| March 2020 | Biological | Covid-19 |
| December 2018 | Hurricane | Tropical Storm Michael |
| September 2018 | Hurricane | Hurricane Florence |
| November 2012 | Hurricane | Hurricane Sandy |
| October 2012 | Hurricane | Hurricane Sandy |
| November 2011 | Severe Storm | The Remnants of Tropical Storm Lee |
Showing the 10 most recent of 27 declarations.
Source: FEMA Disaster Declarations Summaries (OpenFEMA).
Frequently Asked Questions
What is the overall natural disaster risk for Essex County?
Essex County has a composite FEMA National Risk Index score of 18.6 out of 100, placing it in the Very Low category and the 19th national percentile. This combines Expected Annual Loss, Social Vulnerability, and Community Resilience across 18 hazard types.
What are the top natural hazards in Essex County?
The three highest-rated hazards are Drought (High, $2M EAL), Hurricane (Low, $2M EAL), Coastal Flood (Low, $241K EAL). These account for most of the county's expected annual losses.
How does Essex County compare to other Virginia counties?
Essex County ranks #81 of 133 Virginia counties for overall natural disaster risk, with a very low rating.
How many federally declared disasters has Essex County had?
FEMA records 27 federal disaster declarations for Essex County since 1969, most often 11 for hurricane events and 4 for severe storm events. The most recent was Severe Winter Storm, declared in January 2026.
What does Expected Annual Loss (EAL) mean?
EAL is FEMA's estimate of average annual dollar losses from natural hazards, calculated from historical event data and exposure models. Essex County's $5M EAL is a statistical average, not a guarantee for any specific year or address.