Earthquake · Reviewed by USGS
M5.1 earthquake 39 km W of Mosteiros, Portugal
A magnitude 5.1 earthquake struck 39 km W of Mosteiros, Portugal at Oct 20, 2026, 18:07 UTC, at a depth of 10 km. The epicentre was 57 km (36 mi) WNW of Ponta Delgada. 14 people reported feeling it to USGS.
Details
| Magnitude | 5.1 mww |
|---|---|
| Time | Oct 20, 2026, 18:07 UTC |
| Depth | 10.0 km |
| Coordinates | 37.958, -26.259 |
| Felt reports | 14 |
| Tsunami flag | None |
| Source | USGS event page |
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Nothing at this magnitude was recorded here in this period. Quiet stretches are normal for most places.
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.