riskbycounty
FEMA NRI v1.20Released December 2025Methodology

Clatsop County Disaster Risk

Clatsop County, Oregon

FEMA Risk Rating

Relatively High

NRI score (0–100 relative scale)

95.1

FEMA composite county value

State Rank

#5

of 36, sorted high to low by RiskByCounty

Flood NRI score

96.4

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

96.5 / 100

Flood

96.4 / 100

Higher of FEMA Coastal Flooding (96.4) and Inland Flooding (72.1) NRI scores.

Wildfire

44.4 / 100

Tornado

12.1 / 100

FEMA NRI data summary

Selected hazard scores for Clatsop County

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

Earthquake
96.5
Flood
96.4
Wildfire
44.4
Tornado
12.1
Hurricane
Not available

Higher of FEMA Coastal Flooding and Inland Flooding NRI scores

Displayed flood score
96.4
Coastal Flooding
96.4
Inland Flooding
72.1

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 Oregon county records are included?
RiskByCounty includes 36 Oregon county records from FEMA NRI v1.20 (December 2025).
Which FEMA county ratings appear in Oregon?
FEMA NRI v1.20 (December 2025) county rating counts for Oregon: Very Low: 12; Relatively Low: 6; Relatively Moderate: 12; Relatively High: 6; Very High: 0; Not available: 0.
How complete are the five selected hazard fields for Oregon?
FEMA NRI v1.20 (December 2025) availability among 36 county records: Flood: 36 of 36; Wildfire: 36 of 36; Tornado: 36 of 36; Earthquake: 36 of 36; Hurricane: 0 of 36. RiskByCounty displays five selected hazard categories out of FEMA's 18.
What FEMA NRI information is available for Clatsop County, OR?
Clatsop County has an official FEMA NRI v1.20 composite rating of Relatively High and an NRI score (0–100 relative scale) of 95.1. RiskByCounty ranks it 5th of 36 Oregon county records when sorting the FEMA composite NRI scores from high to low.
Which selected hazard scores are shown for Clatsop County?
RiskByCounty displays five selected hazard categories out of FEMA's 18 using FEMA NRI v1.20 (December 2025). For Clatsop County, Earthquake: 96.5; Flood: 96.4; Wildfire: 44.4; Tornado: 12.1.
How is flood displayed for Clatsop County?
RiskByCounty's flood display is the higher of FEMA Coastal Flooding and Inland Flooding NRI scores. For Clatsop County, Coastal Flooding is 96.4, Inland Flooding is 72.1, and the displayed flood score is 96.4.

Counties with Similar Risk

Clackamas County

Oregon

-0.2

Relatively High

NRI score 94.9

Marion County

Oregon

+0.4

Relatively High

NRI score 95.5

Washington County

Oregon

+1.0

Relatively High

NRI score 96.0

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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