3.4
Earthquake Details: Costa Rica
Sep 11, 2026, 09:13:50
A magnitude 3.4 earthquake occurred near Costa Rica on Sep 11, 2026 at 09:13:50. The seismic event was recorded at a depth of -33 km. No tsunami warning was issued.
No Tsunami WarningStatus: ReviewedType: Earthquake
Regional Seismicity
View recent seismic activity near this event:
Costa RicaSan JoseSan Isidro de El General (Nearest City)Technical Details
Depth-33 km
Significance0
Latitude8.5342
Longitude-83.8222
Event IDemsc:20260911_0000139
Magnitude3.4
Updated:Sep 11, 2026, 10:08:39 UTC
External Resources
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Time & depth
- Local time
- Sep 11, 2026, 03:13:50 CST
- UTC
- Sep 11, 2026, 09:13:50 UTC
-33 km · Shallow-focus
Less than 70 km deep. Shaking is often stronger near the epicentre.
Nearby major cities
Nearby event sequence · 12
M5.045 km SSE of Quepos, Costa RicaBeforeM4.3off the coast of Costa RicaBeforeM3.7off the coast of Costa RicaBeforeM3.8Costa RicaBeforeM6.3off the coast of Costa RicaBeforeM3.6off the coast of Costa RicaBeforeM3.7off the coast of Costa RicaBeforeM3.9off the coast of Costa RicaBeforeM3.8off the coast of Costa RicaBeforeM3.6off the coast of Costa RicaBeforeM3.8off the coast of Central AmericaBeforeM4.8Costa RicaBefore
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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: Sep 11, 2026, 10:08 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.