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

Oregon Disaster Risk

Natural disaster risk data for all 36 counties.

Avg FEMA Rating

Relatively Low

Avg Percentile

63th

Counties with Data

of 36 total

County risk atlas

Oregon hazard exposure by county

A compact 2.5D surface of FEMA National Risk Index percentiles. Toggle composite, flood, wildfire, hurricane, tornado, and earthquake risk to see which counties carry the highest relative exposure without loading the full national explorer dataset.

Counties

36/36

Avg composite

63th

Risk layers

Highest Risk Counties

Multnomah County

Relatively High

98th percentile

Lane County

Relatively High

96th percentile

Washington County

Relatively High

96th percentile

Marion County

Relatively High

96th percentile

Clatsop County

Relatively High

95th percentile

Lowest Risk Counties

Gilliam County

Very Low

3th percentile

Sherman County

Very Low

3th percentile

Wheeler County

Very Low

7th percentile

Lake County

Very Low

19th percentile

Harney County

Very Low

24th percentile

All Oregon Counties

County	Percentile	FEMA Rating	Flood	Wildfire	Tornado	Earthquake
Multnomah County	98th	Relatively High	95.5	67.3	47.4	99.6
Lane County	96th	Relatively High	97.2	68.7	21.0	98.8
Washington County	96th	Relatively High	93.9	50.9	53.1	99.0
Marion County	96th	Relatively High	90.5	59.9	22.5	99.1
Clatsop County	95th	Relatively High	96.4	44.4	12.1	96.5
Clackamas County	95th	Relatively High	93.7	86.8	38.1	98.6
Douglas County	93th	Relatively Moderate	95.2	97.8	6.4	97.3
Jackson County	93th	Relatively Moderate	93.1	99.0	6.5	97.4
Coos County	92th	Relatively Moderate	87.4	64.8	4.1	98.3
Josephine County	90th	Relatively Moderate	90.2	99.2	4.9	95.2
Lincoln County	90th	Relatively Moderate	86.6	50.8	11.2	97.8
Linn County	88th	Relatively Moderate	86.3	58.4	15.7	97.5
Curry County	87th	Relatively Moderate	62.2	93.4	3.1	96.7
Deschutes County	85th	Relatively Moderate	88.9	97.8	8.7	83.0
Benton County	84th	Relatively Moderate	74.8	37.1	12.7	97.2
Yamhill County	83th	Relatively Moderate	74.1	52.1	18.4	96.9
Umatilla County	82th	Relatively Moderate	81.5	96.2	13.0	87.2
Tillamook County	81th	Relatively Moderate	76.3	43.6	10.8	95.5
Klamath County	78th	Relatively Low	78.5	94.4	4.3	94.5
Polk County	73th	Relatively Low	68.2	43.4	12.7	95.4
Columbia County	71th	Relatively Low	68.2	30.5	13.3	94.5
Wasco County	68th	Relatively Low	59.2	98.1	4.7	83.0
Baker County	48th	Relatively Low	47.8	96.1	5.9	78.7
Union County	44th	Relatively Low	37.5	91.9	6.1	76.7
Malheur County	35th	Very Low	52.0	91.4	8.8	71.6
Wallowa County	34th	Very Low	48.9	92.7	4.3	37.7
Crook County	34th	Very Low	40.5	95.1	3.6	69.5
Grant County	32th	Very Low	50.2	93.6	2.3	23.4
Hood River County	32th	Very Low	30.4	94.8	6.6	75.6
Jefferson County	30th	Very Low	36.6	94.9	3.0	64.4
Morrow County	26th	Very Low	40.1	92.0	4.2	57.9
Harney County	24th	Very Low	28.5	95.7	2.5	31.6
Lake County	19th	Very Low	37.6	89.2	2.0	72.9
Wheeler County	7th	Very Low	12.3	88.7	1.2	17.9
Sherman County	3th	Very Low	4.6	90.2	1.5	33.6
Gilliam County	3th	Very Low	7.0	88.3	1.4	27.9

Frequently Asked Questions

Which county in Oregon has the highest natural disaster risk?

Multnomah County has the highest natural disaster risk in Oregon, rated Relatively High (98th percentile nationally), based on FEMA National Risk Index data.

Which county in Oregon is the safest from natural disasters?

Gilliam County has the lowest natural disaster risk in Oregon, rated Very Low (3th percentile nationally), based on FEMA NRI data.

What natural disasters are most common in Oregon?

Oregon counties face varying levels of risk from floods, wildfires, tornadoes, earthquakes, and hurricanes. The FEMA National Risk Index scores each county across 18 hazard types. See individual county pages for detailed hazard breakdowns.

How is natural disaster risk measured by county?

The FEMA National Risk Index (NRI) measures natural disaster risk using expected annual loss, social vulnerability, and community resilience. Scores are normalized nationally, with ratings from Very Low to Very High across 18 natural hazard types.

Prepare your household for natural disasters

FEMA's Ready.gov provides county-specific preparedness checklists and emergency planning guides.

FEMA Ready Guide →

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.

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