Richmond city Disaster Risk

Richmond city has a FEMA National Risk Index rating of Relatively Low, placing it in the 78th percentile nationally out of 3,144 counties. This composite score reflects the county's overall exposure to natural hazards including floods, wildfires, tornadoes, earthquakes, and hurricanes, weighted by expected annual loss and social vulnerability.

Richmond city is evaluated for five major natural hazard types: earthquake (93th percentile), flooding (83th percentile), hurricane (79th percentile), tornado (67th percentile), wildfire (18th percentile). The highest-risk hazard is earthquake at the 93th percentile nationally. These scores are derived from FEMA's National Risk Index, which analyzes expected annual loss, social vulnerability, and community resilience for each hazard type.

Richmond city's composite risk percentile is 78th, compared to the Virginia state average of 33th percentile. The state's overall risk rating is Very Low. This means Richmond city faces higher natural disaster risk than the typical county in Virginia.

Yes, Richmond city's earthquake risk is at the 93th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Richmond city is at the 83th percentile.

FEMA's National Risk Index (NRI) calculates risk scores for 18 natural hazard types across all U.S. counties and census tracts. The composite score combines Expected Annual Loss (estimated dollar losses from each hazard), Social Vulnerability (demographic factors affecting disaster impact), and Community Resilience (ability to recover). Percentile scores rank each county against all 3,144 U.S. counties, and risk ratings range from Very Low to Very High.

Richmond city's composite risk score of 78th percentile is above the Virginia state average of 33th percentile. This elevated risk is driven by earthquake exposure (93th percentile), along with flooding and hurricane and tornado risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.