Over the past 30 days, Washington has recorded 4 earthquakes of magnitude 2.5 or greater in our tracker. 1 landed between M4.0 and M4.9. The remaining 3 fell in the M2.5–M3.9 band. By depth: 4 shallow (<70 km). 1 of the epicenters were offshore. 4 events produced at least one felt report, totalling 9,702 citizen submissions to the USGS Did You Feel It? system. Focal depths ranged from 2.9 km to 27.9 km. All 4 solutions have been reviewed by a USGS seismologist.
Each row in the table below includes a narrative summary of the event, ordered by time. Use the column headers to sort or filter by magnitude.
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
3 days ago 2026-10-25 14:15:20 UTC | 2.5ml | 41 km WSW of Winthrop, Washington 48.311°, -120.680° | 2.9 km | 7 | - | - | ✓ Reviewed | USGS → |
On October 25, 2026, Washington registered a magnitude 2.5 earthquake 41 km WSW of Winthrop, Washington at 14:15 UTC. This is the shallowest earthquake in the current dataset — a shallow crustal event. See the M2.5 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-10-15 2026-10-15 01:09:22 UTC | 2.6ml | 5 km SW of Wilderness Rim, Washington 47.416°, -121.827° | 19.4 km | 46 | - | - | ✓ Reviewed | USGS → |
Seismographs logged a magnitude 2.6 earthquake 5 km SW of Wilderness Rim, Washington with origin time 01:09 UTC on October 15, 2026. Coming 16 hours after a magnitude 2.6 earthquake in the immediate vicinity, it is most likely an aftershock of that larger rupture. The event was offshore. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-10-14 2026-10-14 09:00:04 UTC | 2.6ml | 5 km WSW of Wilderness Rim, Washington 47.422°, -121.825° | 19.1 km | 78 | - | - | ✓ Reviewed | USGS → |
A magnitude 2.6 earthquake was recorded 5 km WSW of Wilderness Rim, Washington on October 14, 2026 at 09:00 UTC. See the M2.6 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
2026-09-29 2026-09-29 21:05:56 UTC | 4.2ml | 6 km WNW of Wauna, Washington 47.400°, -122.722° | 27.9 km | 9,571 | III | green | ✓ Reviewed | USGS → |
On September 29, 2026 at 21:05 UTC, a magnitude 4.2 earthquake struck 6 km WNW of Wauna, Washington. The USGS PAGER system assigned a green alert level for this event, signalling no significant casualties or damage expected. It is the largest earthquake currently listed for Washington over the past 30 days. See the M4.2 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
6 km WNW of Wauna, Washington
2026-09-29
6 km WNW of Wauna, Washington
2026-09-29
Data from USGS Earthquake Hazards Program. Updated every 5 minutes.
Washington State faces significant earthquake risk from the Cascadia Subduction Zone, capable of producing magnitude 9+ earthquakes. The Seattle area also has local fault systems that pose additional risk.
In 2026, Washington has recorded 29 earthquakes of magnitude 2.5 or greater so far. The largest earthquake in Washington in 2026 was a magnitude 4.2 event near Wauna, Washington.
Washington has a High seismic risk level based on historical earthquake data and proximity to active fault lines.
Over the past 30 days, there have been 4 recorded earthquakes in this region. The largest recent earthquake was a magnitude 4.2 event near 6 km WNW of Wauna, Washington.
In the past 30 days, 4 earthquakes have been recorded in the Washington region.
The largest recent earthquake in the Washington area was a magnitude 4.2 event that occurred 6 km WNW of Wauna, Washington.
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