Washington, United States
Earthquakes Near Seattle
ShareUSGS recorded 49 earthquakes within 100 km of Seattle in the last 30 days and 609 in the last year, counting everything of magnitude 1.0 and above. The strongest in that year measured M 3.8.
- Depth
- When (UTC)
- Local time
- Coordinates
Recent earthquakes within 100 km of Seattle
Last 30 days, newest first as of 2026-08-10 17:03 UTC
| Magnitude | Location | Depth | When (UTC) |
|---|---|---|---|
| M 1.6 | 11 km SSE of Blyn, Washington | 56.8 km deep | 2026-08-09 22:00 UTC |
| M 2.5 | 11 km SSW of River Road, Washington | 44.5 km deep | 2026-08-09 02:20 UTC |
| M 1.9 | 6 km SSE of Lea Hill, Washington | 4.0 km deep | 2026-08-08 04:55 UTC |
| M 1.4 | 1 km NE of Snoqualmie, Washington | at the surface | 2026-08-07 19:35 UTC |
| M 1.4 | 1 km ENE of Sammamish, Washington | 7.7 km deep | 2026-08-07 09:30 UTC |
| M 0.7 | 3 km SE of Mount Vernon, Washington | 16.6 km deep | 2026-08-06 15:51 UTC |
| M 0.8 | 18 km S of Greenwater, Washington | 8.4 km deep | 2026-08-06 10:17 UTC |
| M 1.1 | 1 km N of Mirrormont, Washington | 9.9 km deep | 2026-08-06 06:36 UTC |
| M 0.9 | 10 km NE of Verlot, Washington | 6.7 km deep | 2026-08-06 03:56 UTC |
| M 1.7 | 9 km SE of Enumclaw, Washington | at the surface | 2026-08-05 00:04 UTC |
| M 1.1 | 0 km NE of Tukwila, Washington | 15.7 km deep | 2026-08-05 00:02 UTC |
| M 1.3 | 5 km SE of Quilcene, Washington | 18.6 km deep | 2026-08-04 23:38 UTC |
| M 0.6 | 12 km ESE of Enumclaw, Washington | at the surface | 2026-08-04 17:55 UTC |
| M 1.6 | 2 km E of Oak Harbor, Washington | 23.7 km deep | 2026-08-04 17:07 UTC |
| M 0.7 | 3 km S of Quilcene, Washington | 21.4 km deep | 2026-08-04 14:33 UTC |
| M 1.2 | 3 km ESE of Enumclaw, Washington | 17.0 km deep | 2026-08-04 11:16 UTC |
| M 1.6 | 4 km SSE of Quilcene, Washington | 19.0 km deep | 2026-08-03 21:56 UTC |
| M 0.3 | 12 km NE of Ashford, Washington | 8.2 km deep | 2026-08-03 13:04 UTC |
| M 1.0 | 3 km NNW of Suquamish, Washington | 23.9 km deep | 2026-08-03 11:31 UTC |
| M 0.3 | 1 km WNW of Ashford, Washington | 18.5 km deep | 2026-08-03 08:11 UTC |
| M 0.4 | 2 km SSW of Quilcene, Washington | 21.2 km deep | 2026-08-03 05:11 UTC |
| M 1.2 | 2 km E of Oak Harbor, Washington | 24.9 km deep | 2026-08-02 21:59 UTC |
| M 0.0 | 5 km ENE of Ashford, Washington | 9.4 km deep | 2026-08-02 04:02 UTC |
| M 1.4 | 4 km NNE of Key Center, Washington | 22.5 km deep | 2026-08-02 01:20 UTC |
| M 0.4 | 22 km ENE of Ashford, Washington | 0.7 km deep | 2026-08-02 01:04 UTC |
| M 0.6 | 22 km ENE of Ashford, Washington | 0.8 km deep | 2026-08-02 01:02 UTC |
| M 2.2 | 23 km ENE of Ashford, Washington | at the surface | 2026-08-02 00:42 UTC |
| M 1.4 | 1 km ENE of Alderwood Manor, Washington | 25.3 km deep | 2026-08-01 21:21 UTC |
| M -0.5 | 7 km E of Ashford, Washington | 4.2 km deep | 2026-08-01 21:05 UTC |
| M 1.5 | 5 km WSW of Mercer Island, Washington | 26.1 km deep | 2026-08-01 17:00 UTC |
| M 2.1 | 3 km E of Oak Harbor, Washington | 26.1 km deep | 2026-08-01 15:38 UTC |
| M 1.7 | 3 km E of Oak Harbor, Washington | 25.0 km deep | 2026-08-01 10:24 UTC |
| M 1.4 | 3 km ESE of Oak Harbor, Washington | 24.2 km deep | 2026-08-01 09:23 UTC |
| M 2.2 | 10 km NNE of Startup, Washington | at the surface | 2026-07-31 07:37 UTC |
| M 0.3 | 15 km SSE of Carbonado, Washington | 8.3 km deep | 2026-07-31 00:25 UTC |
| M 0.3 | 15 km SSE of Carbonado, Washington | 8.4 km deep | 2026-07-31 00:11 UTC |
| M 0.5 | 0 km ENE of Ames Lake, Washington | 22.3 km deep | 2026-07-30 23:36 UTC |
| M 0.3 | 16 km NNE of Ashford, Washington | 8.2 km deep | 2026-07-30 22:47 UTC |
| M 1.5 | 0 km NNW of Eatonville, Washington | at the surface | 2026-07-30 20:05 UTC |
| M 1.4 | 1 km WNW of Artondale, Washington | 29.2 km deep | 2026-07-30 08:25 UTC |
The largest on record within 100 km of Seattle
Since 1900, when the instrumental record becomes usable. The largest is M 6.8 at 7 km SSE of Longbranch, Washington on 2001-02-28: strong: damaging in populated areas.
Largest since 1900 USGS
| Magnitude | Location | Date | Depth |
|---|---|---|---|
| M 6.8 | 7 km SSE of Longbranch, Washington | 2001-02-28 | 51.8 km deep |
| M 6.7 | 4 km WNW of Roy, Washington | 1949-04-13 | 50.0 km deep |
| M 6.7 | 1 km ENE of Dash Point, Washington | 1965-04-29 | 64.2 km deep |
| M 6.1 | Puget Sound region, Washington | 1939-11-13 | 55.0 km deep |
| M 5.4 | 8 km NNE of Lake Marcel-Stillwater, Washington | 1996-05-03 | 3.8 km deep |
| M 5.3 | Eastern Olympic Peninsula, Washington | 1904-03-17 | Not recorded |
| M 5.2 | 9 km NE of Lake Marcel-Stillwater, Washington | 1932-07-18 | Not recorded |
| M 5.1 | Olympic Peninsula, Washington | 1940-10-27 | Not recorded |
| M 5.0 | 6 km W of Conway, Washington | 1957-01-26 | Not recorded |
| M 5.0 | 4 km ENE of Machias, Washington | 1954-05-15 | Not recorded |
How these numbers were counted
Counts include every earthquake of magnitude 1.0 and above that USGS located within 100 km of Seattle. The search is a circle of 100 km around the centre of Seattle, so everything listed is genuinely within that distance. Full method, including why counts from different places are not comparable.
Source: USGS Earthquake Hazards Program (FDSN event service). Retrieved 2026-08-10. Public domain.