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Earthquake history in Washington

Washington has 30 county-level earthquake declarations across 24 counties. King County leads with 2 declarations. Total tracked FEMA obligations for earthquake events in this state: $66.7M.

This page shows every Washington county in Washington that has at least one FEMA earthquake declaration on record, ranked by how many times that hazard type triggered federal aid. Counties near the top of this list have recurring exposure to earthquake events — useful context for anyone evaluating property risk, insurance needs, or emergency planning in the area.

For the full national view of earthquake declarations across all states, see the earthquake disaster type page. For all hazard types in Washington, see the Washington state page.

Earthquake in Washington

Counties ranked by earthquake declaration count

#CountyDeclarationsTracked aid
1King County2$32.9M
2Kitsap County2$614K
3Mason County2$389K
4Pierce County2$7.7M
5Snohomish County2$470K
6Thurston County2$23.4M
7Benton County1$0
8Chelan County1$0
9Clallam County1$156K
10Clark County1$0
11Cowlitz County1$19K
12Douglas County1$16K
13Grays Harbor County1$148K
14Island County1$0
15Jefferson County1$0
16Kittitas County1$0
17Lewis County1$485K
18Pacific County1$104K
19Skagit County1$133K
20Skamania County1$0
21Wahkiakum County1$0
22Walla Walla County1$0
23Whatcom County1$175K
24Yakima County1$0