5.1
Earthquake Details: 39 km W of Mosteiros, Portugal
Oct 20, 2026, 18:07:18
- Depth
- 10 km
- Felt reports
- 14
Source: USGSUpdated: Oct 21, 2026, 09:13 PM UTC
A magnitude 5.1 earthquake occurred on Oct 20, 2026 at 18:07:18. Epicenter: 39 km W of Mosteiros, Portugal. Reported depth: 10 km.
Status: Reviewed
Tsunami information
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Time & depth
- Local time
- Oct 20, 2026, 16:07:18 GMT-2
- UTC
- Oct 20, 2026, 18:07:18 UTC
10 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
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Nearby major cities
Nearby earthquakes · 12
M2.5Azores Islands, PortugalAfterM2.5Azores Islands, PortugalAfterM3.0Azores Islands, PortugalAfterM2.6Azores Islands, PortugalAfterM2.7Azores Islands, PortugalAfterM3.5Azores Islands, PortugalAfterM3.4Azores Islands, PortugalAfterM3.3Azores Islands, PortugalAfterM2.5Azores Islands, PortugalAfterM2.7Azores Islands, PortugalAfterM3.7Azores Islands, PortugalAfterM3.2Azores Islands, PortugalAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSmww 5.1
us6000u3p1
- Depth:
- 10 km
- Status:
- Reviewed
- Time:
- Updated:
- Oct 21, 2026, 09:13 PM UTC
Technical Details
Depth10 km
Significance407
Latitude37.9575
Longitude-26.2588
Event IDus6000u3p1
Magnitude5.1
Updated:Oct 21, 2026, 21:13:54 UTC
Regional Seismicity
External Resources
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Earthquake information is automatically aggregated from the official seismic agencies listed below. Preliminary measurements can change as agencies review an event; use local emergency authorities for safety decisions. Latest successful data update: Oct 21, 2026, 21:13 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0.
- JMA — Source: Japan Meteorological Agency (JMA).
- Geoscience Australia — Based on Australian Earthquakes data by Geoscience Australia. © Commonwealth of Australia. Licensed under CC BY 4.0; the section 5 disclaimer applies.
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.
- CENC / Wolfx — CENC earthquake parameters via Wolfx, an independent unofficial relay.
- GFZ / GEOFON — Locations, depths and magnitudes: GFZ/GEOFON using GEVN network data (CC BY 4.0).