Pemiscot County Disaster Risk

Pemiscot County 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.

Pemiscot County is evaluated for five major natural hazard types: earthquake (96th percentile), tornado (84th percentile), hurricane (46th percentile), flooding (28th percentile), wildfire (4th percentile). The highest-risk hazard is earthquake at the 96th 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.

Pemiscot County's composite risk percentile is 78th, compared to the Missouri state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Pemiscot County faces higher natural disaster risk than the typical county in Missouri.

Yes, Pemiscot County's earthquake risk is at the 96th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Pemiscot County is at the 28th 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.

Pemiscot County's composite risk score of 78th percentile is above the Missouri state average of 51th percentile. This elevated risk is driven by earthquake exposure (96th percentile), along with tornado risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.