riskbycounty
FEMA NRI v1.20Released December 2025Methodology

Lancaster County Disaster Risk

Lancaster County, Nebraska

FEMA Risk Rating

Relatively Moderate

NRI score (0–100 relative scale)

90.7

FEMA composite county value

State Rank

#2

of 93, sorted high to low by RiskByCounty

Flood NRI score

85.5

higher coastal/inland value

Hazard Risk Breakdown

Five selected hazard categories out of FEMA's 18. Values are FEMA NRI v1.20 scores on a 0–100 relative scale.

Tornado

98.8 / 100

Wildfire

93.7 / 100

Flood

85.5 / 100

Higher of FEMA Coastal Flooding (Not available) and Inland Flooding (85.5) NRI scores.

Earthquake

40.8 / 100

Hurricane

0.0 / 100

FEMA NRI data summary

Selected hazard scores for Lancaster County

Among the five hazard categories displayed by RiskByCounty, tornado has the highest NRI score for this county.

Tornado
98.8
Wildfire
93.7
Flood
85.5
Earthquake
40.8
Hurricane
0.0

Higher of FEMA Coastal Flooding and Inland Flooding NRI scores

Displayed flood score
85.5
Coastal Flooding
Not available
Inland Flooding
85.5

These five categories are a selected subset of FEMA's 18 natural hazards. FEMA's composite score and official rating are separate fields in the National Risk Index dataset.

FEMA National Risk Index documentation

Official Ready.gov resource

Continue to Ready.gov for federal emergency-planning information maintained outside RiskByCounty.

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Frequently Asked Questions

How many Nebraska county records are included?
RiskByCounty includes 93 Nebraska county records from FEMA NRI v1.20 (December 2025).
Which FEMA county ratings appear in Nebraska?
FEMA NRI v1.20 (December 2025) county rating counts for Nebraska: Very Low: 74; Relatively Low: 16; Relatively Moderate: 2; Relatively High: 1; Very High: 0; Not available: 0.
How complete are the five selected hazard fields for Nebraska?
FEMA NRI v1.20 (December 2025) availability among 93 county records: Flood: 93 of 93; Wildfire: 93 of 93; Tornado: 93 of 93; Earthquake: 93 of 93; Hurricane: 17 of 93. RiskByCounty displays five selected hazard categories out of FEMA's 18.
What FEMA NRI information is available for Lancaster County, NE?
Lancaster County has an official FEMA NRI v1.20 composite rating of Relatively Moderate and an NRI score (0–100 relative scale) of 90.7. RiskByCounty ranks it 2nd of 93 Nebraska county records when sorting the FEMA composite NRI scores from high to low.
Which selected hazard scores are shown for Lancaster County?
RiskByCounty displays five selected hazard categories out of FEMA's 18 using FEMA NRI v1.20 (December 2025). For Lancaster County, Tornado: 98.8; Wildfire: 93.7; Flood: 85.5; Earthquake: 40.8; Hurricane: 0.0.
How is flood displayed for Lancaster County?
RiskByCounty's flood display is the higher of FEMA Coastal Flooding and Inland Flooding NRI scores. For Lancaster County, Coastal Flooding is Not available, Inland Flooding is 85.5, and the displayed flood score is 85.5.

Counties with Similar Risk

Douglas County

Nebraska

+5.1

Relatively High

NRI score 95.9

Sarpy County

Nebraska

-7.2

Relatively Moderate

NRI score 83.6

Hall County

Nebraska

-16.5

Relatively Low

NRI score 74.2

Published by RiskByCounty

County summaries are deterministic transformations of frozen FEMA county fields. No external subject-matter reviewer is credited.

Published · Updated

Data Source

County data sourced from FEMA National Risk Index v1.20, released December 2025. Values are labeled NRI score (0–100 relative scale). RiskByCounty displays five selected hazard categories out of FEMA's 18; flood is the higher of the Coastal Flooding and Inland Flooding source scores.

RiskByCounty presents county-level source fields and deterministic arithmetic summaries.

Explore more data for Lancaster County

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