riskbycounty
FEMA NRI 1.19.0Updated Nov 2023 · Coverage 2014–2023Methodology

Prentiss County Disaster Risk

Prentiss County, Mississippi

FEMA Risk Rating

Relatively Low

National Percentile

52th

of 3,144 counties

State Rank

#40

of 82 (1 = highest risk)

Flood Risk

41th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 41% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 45% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 73% of US counties

Earthquake

Seismic activity and ground shaking risk

Moderate

Higher than 88% of US counties

Hurricane

Tropical cyclone and hurricane risk

Relatively Low

Higher than 57% of US counties

Risk Overview

About Natural Disaster Risk in Prentiss County, Mississippi

Prentiss County holds near-average national risk

Prentiss County scores 51.53 on the composite risk scale, essentially matching the national average and indicating moderate, balanced exposure across multiple hazards. Like its neighbors, Prentiss shows notably high earthquake risk (87.56) alongside moderate tornado exposure (72.87). This profile places Prentiss in the middle range of U.S. counties—safer than many but not immune to serious threats.

Prentiss County ranks just above Mississippi average

At 51.53, Prentiss County's composite risk slightly exceeds Mississippi's state average of 50.94, placing it near the middle of the state's 82-county distribution. The county's earthquake risk of 87.56 is substantially higher than the state average, reflecting its position in an active seismic zone. Overall, Prentiss residents face slightly above-average natural disaster exposure for Mississippi.

Prentiss County ranks safer than Pike to the south

Prentiss County's 51.53 composite score falls well below Pike County's 70.42 to the south, offering residents meaningfully lower overall risk exposure. However, Prentiss shows similar earthquake risk (87.56 vs. Pontotoc's 85.27), suggesting a shared seismic vulnerability across northeast Mississippi. The county's tornado risk of 72.87 remains moderate but lower than Pike's dangerous 90.08.

Earthquakes dominate Prentiss County's hazard profile

Prentiss County's earthquake risk of 87.56 is exceptionally high and represents the county's primary natural disaster concern, far exceeding tornado risk at 72.87. Hurricane exposure registers at 56.78, providing a secondary but lesser threat. The county's earthquake vulnerability reflects its location within an active seismic region and demands specific structural preparedness.

Earthquake safety is paramount in Prentiss County

Residents should prioritize earthquake safety by securing furniture and water heaters, identifying safe sheltering spots, and practicing drop-cover-hold-on techniques with family members. A well-stocked emergency kit and communication plan become essential tools when earthquakes disrupt utilities and transportation. Consider consulting a structural engineer about retrofitting older homes to meet modern seismic standards.

Source: FEMA National Risk Index · Narrative reviewed by Evan Brooks, Data Editor

Preparedness Guide

What to Prepare for in Prentiss County

Top Hazards by Exposure

  1. #1
    EarthquakePrepare
    88th percentile
  2. #2
    TornadoPrepare
    73th percentile
  3. #3
    HurricanePrepare
    57th percentile

Source: FEMA National Risk Index v1.19.0 · Percentiles are national (3,144 counties)

Risk Advisory: Prentiss County

Risk Verdict

At the 52th percentile nationally, Prentiss County experiences a manageable level of natural hazard risk that falls below the U.S. median. Prentiss County's risk profile calls for targeted preparedness, focusing on the hazard categories that dominate the county's score.

Hazard Breakdown

Earthquake risk is Prentiss County's dominant natural hazard, ranked at the 88th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 73th percentile nationally. Additional tracked hazards include hurricane (57th percentile), wildfire (45th percentile), flood (41th percentile).

Preparedness Context

Prentiss County's primary hazard, earthquake, ranks at the 88th percentile nationally. Unreinforced masonry structures carry the highest injury risk during seismic events; residents in older buildings should check with their municipality about available seismic retrofit programs. The county's tornado risk at the 73th percentile nationally is a seasonal consideration alongside the year-round earthquake threat, requiring awareness of both hazard types. After a major earthquake, Prentiss County residents should expect water service disruption for 24 to 72 or more hours. Storing a minimum of one gallon per person per day for three days — before any event — is the most direct preparedness action households can take.

Regional Context

At 0.6 points from the Mississippi county mean, Prentiss County's overall disaster risk profile is close to typical for this state, with no dramatic deviation in either direction.

Is your household prepared for Prentiss County's hazards?

Review FEMA's county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

Frequently Asked Questions

What is the natural disaster risk in Prentiss County, MS?
Prentiss County has a FEMA National Risk Index rating of Relatively Low, placing it in the 52th 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.
What types of natural hazards affect Prentiss County?
Prentiss County is evaluated for five major natural hazard types: earthquake (88th percentile), tornado (73th percentile), hurricane (57th percentile), wildfire (45th percentile), flooding (41th percentile). The highest-risk hazard is earthquake at the 88th 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.
How does Prentiss County risk compare to the Mississippi average?
Prentiss County's composite risk percentile is 52th, compared to the Mississippi state average of 51th percentile. The state's overall risk rating is Relatively Low. This means Prentiss County faces higher natural disaster risk than the typical county in Mississippi.
Is Prentiss County at risk for earthquake?
Yes, Prentiss County's earthquake risk is at the 88th percentile nationally. This places it in the top quartile for this hazard type. For flooding specifically, Prentiss County is at the 41th percentile.
How is natural disaster risk measured?
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.
Why is Prentiss County higher risk than average?
Prentiss County's composite risk score of 52th percentile is above the Mississippi state average of 51th percentile. This elevated risk is driven by earthquake exposure (88th percentile), along with tornado and hurricane risk. Geographic location, terrain, climate patterns, and proximity to flood zones or fault lines all influence a county's risk profile.
By Evan Brooks, Data EditorUpdated Reviewed by Evan Brooks, Data Editor

Data Source

Risk data sourced from the FEMA National Risk Index (NRI). Risk scores are relative rankings (0–100) across all US counties — not absolute risk measures. Higher scores indicate higher relative risk compared to other counties.

Disclaimer: This data is informational only. It is not financial, insurance, or legal advice. Always consult a qualified professional before making insurance or real estate decisions.