QuakeIndex

Earthquakes in Washington

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The most recent earthquake of M2.5 or more in Washington was M 2.6, 2 km ENE of Granite Falls, Washington, at 2:29 pm PDT on 30 October 2026. 14 smaller earthquakes have been recorded in Washington since.

In the last 24 hours, 2 earthquakes of M1.5 or more were recorded in Washington; the largest was M 1.6, 19 km S of Kittitas, Washington, at 11:20 am PST.

Last 24 hours
2
Last 7 days
11
Last 30 days
38 · an average 30 days here since 2016: 35
Last 12 months
508 · largest M 4.2 on 12 April 2026
Since 2016
4,606 earthquakes of M1.5 or more
Largest since 2016
M 4.6 on 12 July 2019, 2 km S of Roosevelt, Washington

Latest quake, 24 hours and 7 days: the QuakeIndex database, which reads USGS every 30 seconds, read at ; 30 days and 12 months: the QuakeIndex catalogue, counted to · earthquakes of M1.5 or more in Washington, where USGS names the state in the location

99

Unusual QuakeIndex 99 / 100

14 quakes of M1.5 or larger in the last 7 days in Washington. Normal for here is 8 to 14 in a week.

Compared against Washington's own 10 years · USGS catalogue · updated

If you felt one

QuakeIndex does not issue warnings or forecasts. For earthquake early warning see ShakeAlert and the MyShake app.

The last 30 days

Oct 12 Oct 27 Nov 10
Each mark is a day's largest quake within range; its size is the magnitude. The shaded band is the magnitude a day's largest quake normally falls in here (M1.8–M2.2), from this place's own 10-year record. A mark above the band is a bigger day than usual.

Show these earthquakes on your own site: a free card with this strip and the latest quakes in Washington, for a local news site, school or neighborhood page.

Live · last 7 days

Latest earthquakes in Washington

None in Washington in the latest snapshot we hold; the full 7 days load from USGS as this page opens.

Source USGS · snapshot of

The last 7 days on the map

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Every earthquake in Washington in the last 7 days, from the USGS feed. Colour and size are magnitude; tap one for its page.

Open the full map — zoom anywhere, or find your own location →

Largest on record in and around Washington

MagnitudeWhenWhere
M 4.6 2 km S of Roosevelt, Washington
M 4.5 2025 Orcas Island, Washington
M 4.3 Port Townsend, WA
M 4.3 19 km ESE of Joseph, Oregon
M 4.2 6 km WNW of Wauna, Washington
M 4.1 11 km NE of Hoodsport, Washington
M 4.1 38 km NE of Amanda Park, Washington
M 4.0 6 km W of Quilcene, Washington

From the QuakeIndex catalogue, built from the USGS FDSN event service · inside a rectangle drawn around Washington, which takes in some ground over its borders.

Before 2016: the largest in Washington since 1900

The USGS record from 1900 to 2015 lists 37 earthquakes of M5 or more in and just off Washington; the 8 largest:

  1. 6.8 The 2001 Nisqually, Washington Earthquake
  2. 6.7 4 km WNW of Roy, Washington
  3. 6.7 1 km ENE of Dash Point, Washington
  4. 6.1 Puget Sound region, Washington
  5. 6.0 San Juan Islands, Washington
  6. 6.0 3 km SW of Garrett, Washington
  7. 5.8 Puget Sound area, Washington
  8. 5.8 8 km N of Satsop, Washington

USGS ComCat, M5+ from 1900 to 2015, each epicentre counted for the state whose nearest county it is. Epicentres of early earthquakes are estimates. This is the record, not a forecast.

The busiest mapped faults in Washington

USGS Quaternary Fault and Fold Database and the QuakeIndex catalogue. Every major fault →

The most active counties in Washington

CountyM1.5+ in 10 yearsThis week
Kitsap County 783 Quiet (0)
King County 641 Typical (73)
Pierce County 548 Elevated (81)
Island County 501 Quiet (0)
Cowlitz County 493 Quiet (0)
Lewis County 493 Elevated (81)
Snohomish County 485 Quiet (0)
Skagit County 388 Quiet (0)
Mason County 321 Elevated (90)
Clark County 294 Quiet (0)

Counted within each county page's own radius from the QuakeIndex catalogue (USGS, M1.5+, ten years).

Towns in Washington with the most earthquakes named after them

Yakima 14 M2.5+ named after it · Enetai 13 M2.5+ named after it · Tonasket 13 M2.5+ named after it · Forks 11 M2.5+ named after it · Bellingham 11 M2.5+ named after it · Morton 11 M2.5+ named after it · Bremerton 10 M2.5+ named after it · Mount Vernon 10 M2.5+ named after it · Friday Harbor 10 M2.5+ named after it · Seattle 9 M2.5+ named after it · Fall City 8 M2.5+ named after it · Snoqualmie 8 M2.5+ named after it · Everett 8 M2.5+ named after it · South Hill 7 M2.5+ named after it · Shelton 6 M2.5+ named after it

Each town page lists every M1.5+ earthquake within 30 km since 2016 and the ones USGS named after it. Town names: GeoNames (CC BY 4.0).

Counties in Washington

Be ready

Earthquakes cannot be predicted, here or anywhere, so the useful step is the one taken beforehand. The advice below is from the agencies responsible for it.