riskbycounty
FEMA NRI v1.20Released December 2025Methodology

Calhoun County Disaster Risk

Calhoun County, Arkansas

FEMA Risk Rating

Very Low

NRI score (0–100 relative scale)

2.3

FEMA composite county value

State Rank

#75

of 75, sorted high to low by RiskByCounty

Flood NRI score

6.9

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.

Earthquake

53.1 / 100

Hurricane

31.5 / 100

Tornado

22.8 / 100

Wildfire

7.6 / 100

Flood

6.9 / 100

Higher of FEMA Coastal Flooding (Not available) and Inland Flooding (6.9) NRI scores.

FEMA NRI data summary

Selected hazard scores for Calhoun County

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

Earthquake
53.1
Hurricane
31.5
Tornado
22.8
Wildfire
7.6
Flood
6.9

Higher of FEMA Coastal Flooding and Inland Flooding NRI scores

Displayed flood score
6.9
Coastal Flooding
Not available
Inland Flooding
6.9

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

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Frequently Asked Questions

How many Arkansas county records are included?
RiskByCounty includes 75 Arkansas county records from FEMA NRI v1.20 (December 2025).
Which FEMA county ratings appear in Arkansas?
FEMA NRI v1.20 (December 2025) county rating counts for Arkansas: Very Low: 22; Relatively Low: 42; Relatively Moderate: 10; Relatively High: 1; Very High: 0; Not available: 0.
How complete are the five selected hazard fields for Arkansas?
FEMA NRI v1.20 (December 2025) availability among 75 county records: Flood: 75 of 75; Wildfire: 75 of 75; Tornado: 75 of 75; Earthquake: 75 of 75; Hurricane: 75 of 75. RiskByCounty displays five selected hazard categories out of FEMA's 18.
What FEMA NRI information is available for Calhoun County, AR?
Calhoun County has an official FEMA NRI v1.20 composite rating of Very Low and an NRI score (0–100 relative scale) of 2.3. RiskByCounty ranks it 75th of 75 Arkansas county records when sorting the FEMA composite NRI scores from high to low.
Which selected hazard scores are shown for Calhoun County?
RiskByCounty displays five selected hazard categories out of FEMA's 18 using FEMA NRI v1.20 (December 2025). For Calhoun County, Earthquake: 53.1; Hurricane: 31.5; Tornado: 22.8; Wildfire: 7.6; Flood: 6.9.
How is flood displayed for Calhoun County?
RiskByCounty's flood display is the higher of FEMA Coastal Flooding and Inland Flooding NRI scores. For Calhoun County, Coastal Flooding is Not available, Inland Flooding is 6.9, and the displayed flood score is 6.9.

Counties with Similar Risk

Cleveland County

Arkansas

+7.2

Very Low

NRI score 9.5

Dallas County

Arkansas

+7.8

Very Low

NRI score 10.1

Grant County

Arkansas

+13.5

Very Low

NRI score 15.7

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.

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