Question 1

Which county in Oregon has the highest natural disaster risk?

Accepted Answer

Multnomah County has the highest natural disaster risk score in Oregon at 98.5 (Relatively High), based on FEMA National Risk Index data.

Question 2

Which county in Oregon is the safest from natural disasters?

Accepted Answer

Gilliam County has the lowest natural disaster risk score in Oregon at 2.7 (Very Low), based on FEMA NRI data.

Question 3

What natural disasters are most common in Oregon?

Accepted Answer

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.

Question 4

How is natural disaster risk measured by county?

Accepted Answer

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.

County	Risk Score	Rating	Flood	Wildfire	Tornado	Earthquake
Multnomah County	98.5	Relatively High	95.5	67.3	47.4	99.6
Lane County	96.4	Relatively High	97.2	68.7	21.0	98.8
Washington County	96.0	Relatively High	93.9	50.9	53.1	99.0
Marion County	95.5	Relatively High	90.5	59.9	22.5	99.1
Clatsop County	95.1	Relatively High	96.4	44.4	12.1	96.5
Clackamas County	94.9	Relatively High	93.7	86.8	38.1	98.6
Douglas County	92.9	Relatively Moderate	95.2	97.8	6.4	97.3
Jackson County	92.5	Relatively Moderate	93.1	99.0	6.5	97.4
Coos County	91.9	Relatively Moderate	87.4	64.8	4.1	98.3
Josephine County	90.2	Relatively Moderate	90.2	99.2	4.9	95.2
Lincoln County	89.9	Relatively Moderate	86.6	50.8	11.2	97.8
Linn County	88.1	Relatively Moderate	86.3	58.4	15.7	97.5
Curry County	86.5	Relatively Moderate	62.2	93.4	3.1	96.7
Deschutes County	84.9	Relatively Moderate	88.9	97.8	8.7	83.0
Benton County	84.4	Relatively Moderate	74.8	37.1	12.7	97.2
Yamhill County	82.9	Relatively Moderate	74.1	52.1	18.4	96.9
Umatilla County	82.3	Relatively Moderate	81.5	96.2	13.0	87.2
Tillamook County	81.3	Relatively Moderate	76.3	43.6	10.8	95.5
Klamath County	77.9	Relatively Low	78.5	94.4	4.3	94.5
Polk County	72.8	Relatively Low	68.2	43.4	12.7	95.4
Columbia County	70.7	Relatively Low	68.2	30.5	13.3	94.5
Wasco County	67.8	Relatively Low	59.2	98.1	4.7	83.0
Baker County	48.2	Relatively Low	47.8	96.1	5.9	78.7
Union County	43.5	Relatively Low	37.5	91.9	6.1	76.7
Malheur County	34.8	Very Low	52.0	91.4	8.8	71.6
Wallowa County	34.0	Very Low	48.9	92.7	4.3	37.7
Crook County	33.6	Very Low	40.5	95.1	3.6	69.5
Grant County	32.1	Very Low	50.2	93.6	2.3	23.4
Hood River County	32.1	Very Low	30.4	94.8	6.6	75.6
Jefferson County	29.9	Very Low	36.6	94.9	3.0	64.4
Morrow County	26.4	Very Low	40.1	92.0	4.2	57.9
Harney County	23.7	Very Low	28.5	95.7	2.5	31.6
Lake County	19.1	Very Low	37.6	89.2	2.0	72.9
Wheeler County	7.2	Very Low	12.3	88.7	1.2	17.9
Sherman County	2.9	Very Low	4.6	90.2	1.5	33.6
Gilliam County	2.7	Very Low	7.0	88.3	1.4	27.9

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