Oregon, United States
Earthquakes Near Portland
ShareUSGS recorded 33 earthquakes within 100 km of Portland in the last 30 days and 271 in the last year, counting everything of magnitude 1.0 and above. The strongest in that year measured M 3.2.
- Depth
- When (UTC)
- Local time
- Coordinates
Recent earthquakes within 100 km of Portland
Last 30 days, newest first as of 2026-08-10 17:03 UTC
| Magnitude | Location | Depth | When (UTC) |
|---|---|---|---|
| M 0.3 | 38 km NNE of Amboy, Washington | at the surface | 2026-08-07 19:44 UTC |
| M 0.5 | 34 km NNE of Amboy, Washington | 12.7 km deep | 2026-08-07 14:18 UTC |
| M 1.2 | 34 km NE of Amboy, Washington | 10.9 km deep | 2026-08-06 22:52 UTC |
| M 1.1 | 28 km NE of Amboy, Washington | 1.2 km deep | 2026-08-06 17:31 UTC |
| M 0.1 | 37 km NNE of Amboy, Washington | 6.5 km deep | 2026-08-06 04:33 UTC |
| M 0.0 | 39 km SSE of Morton, Washington | 3.7 km deep | 2026-08-04 17:15 UTC |
| M 0.6 | 31 km N of Amboy, Washington | 15.8 km deep | 2026-08-04 10:17 UTC |
| M 1.0 | 30 km N of Amboy, Washington | 15.9 km deep | 2026-08-04 10:15 UTC |
| M 0.1 | 39 km NE of Amboy, Washington | 6.8 km deep | 2026-08-04 06:47 UTC |
| M 0.7 | 4 km NW of Wilsonville, Oregon | 20.5 km deep | 2026-08-04 06:03 UTC |
| M 2.2 | 4 km WSW of Dundee, Oregon | at the surface | 2026-08-03 21:03 UTC |
| M 0.4 | 39 km NE of Amboy, Washington | 6.5 km deep | 2026-08-03 08:10 UTC |
| M 0.4 | 39 km NE of Amboy, Washington | 7.0 km deep | 2026-08-03 05:09 UTC |
| M 0.1 | 39 km NE of Amboy, Washington | 6.5 km deep | 2026-08-03 04:35 UTC |
| M 0.7 | 39 km NE of Amboy, Washington | 7.0 km deep | 2026-08-03 03:24 UTC |
| M 0.7 | 39 km NE of Amboy, Washington | 6.5 km deep | 2026-08-03 00:44 UTC |
| M 0.1 | 38 km NE of Amboy, Washington | 6.3 km deep | 2026-08-02 23:52 UTC |
| M -0.0 | 39 km NE of Amboy, Washington | 7.3 km deep | 2026-08-02 22:58 UTC |
| M 0.3 | 40 km NE of Amboy, Washington | 6.8 km deep | 2026-08-02 21:41 UTC |
| M 1.1 | 8 km NNE of Government Camp, Oregon | 0.9 km deep | 2026-08-01 20:15 UTC |
| M 1.4 | 6 km ENE of Amity, Oregon | at the surface | 2026-07-31 19:00 UTC |
| M 2.6 | 18 km NE of Amboy, Washington | at the surface | 2026-07-31 18:14 UTC |
| M -0.3 | 38 km NNE of Amboy, Washington | at the surface | 2026-07-31 15:22 UTC |
| M 0.3 | 34 km NNE of Amboy, Washington | 12.3 km deep | 2026-07-31 05:12 UTC |
| M -0.1 | 35 km NNE of Amboy, Washington | 14.9 km deep | 2026-07-31 04:37 UTC |
| M 1.1 | 4 km SW of Scotts Mills, Oregon | at the surface | 2026-07-30 22:36 UTC |
| M 1.3 | 2 km SW of Orchards, Washington | 25.2 km deep | 2026-07-30 20:34 UTC |
| M -0.1 | 34 km NNE of Amboy, Washington | 13.2 km deep | 2026-07-30 15:57 UTC |
| M -0.1 | 34 km NNE of Amboy, Washington | 11.5 km deep | 2026-07-30 13:08 UTC |
| M 1.2 | 36 km NNE of Amboy, Washington | 0.9 km deep | 2026-07-30 11:11 UTC |
| M -0.0 | 34 km NNE of Amboy, Washington | 12.7 km deep | 2026-07-30 10:17 UTC |
| M -0.1 | 38 km NE of Amboy, Washington | 6.8 km deep | 2026-07-30 09:35 UTC |
| M -0.1 | 39 km NE of Amboy, Washington | 6.9 km deep | 2026-07-30 07:27 UTC |
| M 0.7 | 1 km SE of Orchards, Washington | 9.5 km deep | 2026-07-30 04:26 UTC |
| M 0.6 | 38 km NNE of Amboy, Washington | 2.7 km deep | 2026-07-30 03:04 UTC |
| M 1.0 | 22 km SSE of Mossyrock, Washington | 17.3 km deep | 2026-07-30 01:44 UTC |
| M 1.5 | 4 km NW of Venersborg, Washington | at the surface | 2026-07-29 22:25 UTC |
| M 1.5 | 37 km NNE of Amboy, Washington | 0.3 km deep | 2026-07-29 20:21 UTC |
| M 0.1 | 38 km NNE of Amboy, Washington | 1.2 km deep | 2026-07-29 19:57 UTC |
| M 1.6 | 5 km SSE of Molalla, Oregon | at the surface | 2026-07-29 16:40 UTC |
The largest on record within 100 km of Portland
Since 1900, when the instrumental record becomes usable. The largest is M 5.7 at 38 km NNE of Amboy, Washington on 1980-05-18: moderate: can damage poorly built structures.
Largest since 1900 USGS
| Magnitude | Location | Date | Depth |
|---|---|---|---|
| M 5.7 | 38 km NNE of Amboy, Washington | 1980-05-18 | 1.5 km deep |
| M 5.6 | 4 km E of Scotts Mills, Oregon | 1993-03-25 | 19.6 km deep |
| M 5.2 | 37 km NNE of Amboy, Washington | 1980-04-14 | 0.5 km deep |
| M 5.2 | 23 km S of Morton, Washington | 1981-02-14 | 6.0 km deep |
| M 5.2 | 5 km E of Bridgeton, Oregon | 1962-11-06 | 15.0 km deep |
| M 5.1 | 38 km NNE of Amboy, Washington | 1980-04-08 | at the surface |
| M 5.1 | 28 km ENE of Amboy, Washington | 1961-09-17 | 7.0 km deep |
| M 5.1 | Washington | 1980-04-03 | at the surface |
| M 5.1 | 39 km NNE of Amboy, Washington | 1980-04-20 | 0.6 km deep |
| M 5.1 | 38 km NNE of Amboy, Washington | 1980-04-06 | at the surface |
How these numbers were counted
Counts include every earthquake of magnitude 1.0 and above that USGS located within 100 km of Portland. The search is a circle of 100 km around the centre of Portland, 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.