Washington

Comprehensive climate risk and disaster history profile

Billion-Dollar Events

$122.7B

Total Economic Impact

Counties

68.83

Avg Risk Score

Top Natural Hazards

Based on FEMA National Risk Index data across all 39 counties

Earthquake

87.0 Avg Risk Score

Landslide

85.05 Avg Risk Score

Volcano

75.28 Avg Risk Score

Coastal Flooding

70.32 Avg Risk Score

Wildfire

65.29 Avg Risk Score

Cold Wave

61.78 Avg Risk Score

Heat Wave

59.04 Avg Risk Score

Tsunami

56.66 Avg Risk Score

Historical billion-dollar events by category (1980-2024)

wildfire 8 events

$37.8B

drought 7 events

$54.8B

winter-storm 3 events

$26.1B

flooding 2 events

$4.0B

How disaster frequency and costs have changed over time

Counties with the highest overall risk scores based on FEMA NRI

Rank	County	Risk Score	Risk Rating	SVI Percentile
1	King	99.65	Very High	37.6%
2	Pierce	98.73	Relatively High	54.3%
3	Snohomish	97.9	Relatively High	35.6%
4	Thurston	96.21	Relatively High	39.4%
5	Clark	95.83	Relatively High	42.6%
6	Grays Harbor	94.91	Relatively Moderate	82.2%
7	Kitsap	94.53	Relatively Moderate	33.3%
8	Yakima	93.22	Relatively Moderate	96.5%
9	Lewis	92.17	Relatively Moderate	70.3%
10	Cowlitz	92.14	Relatively Moderate	71.2%