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

Nemaha County Disaster Risk

Nemaha County, Nebraska

FEMA Risk Rating

Very Low

National Percentile

13th

of 3,144 counties

State Rank

#62

of 93 (1 = highest risk)

Flood Risk

16th

percentile

Hazard Risk Breakdown

Flood

River, coastal, and surface flooding risk

Very Low

Higher than 16% of US counties

Wildfire

Wildland and wildland-urban interface fire risk

Relatively Low

Higher than 67% of US counties

Tornado

Tornado and severe thunderstorm risk

Relatively Low

Higher than 49% of US counties

Earthquake

Seismic activity and ground shaking risk

Very Low

Higher than 13% of US counties

Hurricane

Tropical cyclone and hurricane risk

Very Low

Higher than 0% of US counties

Risk Overview

About Natural Disaster Risk in Nemaha County, Nebraska

Nemaha County ranks among America's safest

Nemaha County's composite risk score of 13.39 places it in the Very Low category, substantially below the national average. The county benefits from a favorable natural hazard geography with minimal catastrophic exposure.

Nemaha County among Nebraska's safest

Nemaha County scores 13.39 against Nebraska's 25.80 state average, ranking among the state's lowest-risk counties. It outperforms roughly 90% of its state peers on composite risk.

Nemaha County safe, though not safest regionally

Nemaha County's 13.39 score is safer than Merrick County (42.94), Morrill County (27.83), and Nance County (21.66), but higher than McPherson County (0.13). It remains solidly in the low-risk tier.

Wildfire and tornado pose modest exposures

Nemaha County's wildfire risk (66.79) and tornado risk (49.11) represent its main hazards, though still moderate in national context. Earthquake risk (12.53) and flood risk (15.74) are minor concerns, with no meaningful hurricane exposure.

Standard coverage with wildfire consideration

Nemaha County homeowners should maintain comprehensive policies with attention to wildfire and tornado coverage, which represent the county's primary risks. Standard homeowners insurance typically provides adequate protection here.

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

Preparedness Guide

What to Prepare for in Nemaha County

Top Hazards by Exposure

  1. #1
    WildfirePrepare
    67th percentile
  2. #2
    TornadoPrepare
    49th percentile
  3. #3
    FloodPrepare
    16th percentile

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

Risk Advisory: Nemaha County

Risk Verdict

Nemaha County carries a low natural disaster risk burden, scoring at the 13th percentile under the FEMA National Risk Index. Being ranked at the 13th percentile nationally is an advantage for Nemaha County — it means fewer statistically likely events, though basic readiness ensures households are covered when exceptions occur.

Hazard Breakdown

Wildfire risk is Nemaha County's dominant natural hazard, ranked at the 67th percentile nationally under FEMA's National Risk Index. Tornado ranks second at the 49th percentile nationally. Additional tracked hazards include flood (16th percentile), earthquake (13th percentile), hurricane (0th percentile).

Preparedness Context

Wildfire ranks as Nemaha County's primary hazard at the 67th percentile nationally. For Nemaha County households in high-WUI areas, go-bag readiness — the ability to leave within 15 minutes — is more important than shelter-in-place planning for most residential properties. A secondary tornado exposure at the 49th percentile nationally means Nemaha County residents face hazards from two distinct natural peril categories during different seasons. Nemaha County county's local emergency management office publishes community-specific wildfire risk assessments and evacuation zone maps; households should review their zone assignment and sign up for zone-specific alerts.

Regional Context

Compared to the Nebraska county average, Nemaha County's composite score runs 12.4 points lower — a gap that reflects the county's relatively modest hazard profile within its state context.

Is your household prepared for Nemaha 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 Nemaha County, NE?
Nemaha County has a FEMA National Risk Index rating of Very Low, placing it in the 13th 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 Nemaha County?
Nemaha County is evaluated for five major natural hazard types: wildfire (67th percentile), tornado (49th percentile), flooding (16th percentile), earthquake (13th percentile), hurricane (0th percentile). The highest-risk hazard is wildfire at the 67th 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 Nemaha County risk compare to the Nebraska average?
Nemaha County's composite risk percentile is 13th, compared to the Nebraska state average of 26th percentile. The state's overall risk rating is Very Low. This means Nemaha County faces lower natural disaster risk than the typical county in Nebraska.
Is Nemaha County at risk for wildfire?
Yes, Nemaha County's wildfire risk is at the 67th percentile nationally. This is above the national median. For flooding specifically, Nemaha County is at the 16th 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.
Is Nemaha County a safe place to live?
Nemaha County's composite risk score of 13th percentile is below the Nebraska state average of 26th percentile, indicating relatively lower exposure to natural hazards. However, no county is completely risk-free. The primary hazard type is wildfire at the 67th percentile. Residents should still maintain emergency preparedness plans and appropriate insurance coverage.
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.