QuakeIndex

Earthquakes in Washington

← All earthquakes

Typical QuakeIndex 55 / 100

14 quakes 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

The last 30 days

Aug 28 Sep 12 Sep 26
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.

Latest nearby

No earthquakes have been recorded in Washington in the period we currently hold. That is a real answer, not a missing one — quiet places exist.

Live, refreshed every 60 seconds · USGS · updated

Where this is

Centre 47.337, -121.355 — the mean of this state’s place centroids, from the US Census Bureau Gazetteer (2024). Activity is measured within 50 km of it.

Largest on record nearby

MagnitudeWhenWhere
M 4.6 2 km S of Roosevelt, Washington
M 4.5 2025 Orcas Island, Washington
M 4.3 Port Townsend, WA
M 4.1 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
M 4.0 12 km E of Saanichton, Canada
M 3.9 6 km NE of Government Camp, Oregon

From the QuakeIndex catalogue, built from the USGS FDSN event service · within 50 km of the centre above.

Counties in Washington

After an earthquake here