4.1
Earthquake Details: off the coast of Costa Rica
Oct 6, 2026, 16:03:17
A magnitude 4.1 earthquake occurred near off the coast of Costa Rica on Oct 6, 2026 at 16:03:17. The seismic event was recorded at a depth of -15 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
Technical Details
Depth-15 km
Significance0
Latitude10.8660
Longitude-86.7940
Event IDemsc:20261006_0000211
Magnitude4.1
Updated:Oct 6, 2026, 16:08:13 UTC
External Resources
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Time & depth
- Local time
- Oct 6, 2026, 10:03:17 CST
- UTC
- Oct 6, 2026, 16:03:17 UTC
-15 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M3.7Offshore El SalvadorBeforeM4.2Offshore El SalvadorBeforeM3.7off the coast of Central AmericaBeforeM4.378 km S of Acajutla, El SalvadorBeforeM4.412 km N of Villa El Carmen, NicaraguaBeforeM3.9Offshore El SalvadorBeforeM3.9Offshore El SalvadorAfterM3.6Offshore El SalvadorAfterM4.5Offshore El SalvadorAfterM4.2off the coast of Costa RicaAfterM4.618 km NNE of Posoltega, NicaraguaAfterM3.6Offshore El SalvadorAfter
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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 6, 2026, 16:08 UTC.
Data sources:
- USGS — Credit: U.S. Geological Survey.
- EMSC — Credit: EMSC/CSEM. Event catalogue data are provided under CC BY 4.0. 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. CC BY 4.0
- GeoNet — We acknowledge the New Zealand GeoNet programme and its sponsors NHC, Earth Sciences NZ, LINZ, NEMA and MBIE for providing earthquake data.