4.5
Earthquake Details: 22 km W of Tamarindo, Costa Rica
Oct 15, 2026, 15:40:38
- Depth
- 22.78 km
- Felt reports
- 1
Source: USGSUpdated: Oct 15, 2026, 05:23 PM UTC
A magnitude 4.5 earthquake occurred on Oct 15, 2026 at 15:40:38. Epicenter: 22 km W of Tamarindo, Costa Rica. Reported depth: 22.78 km.
Tsunami information
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Time & depth
- Local time
- Oct 15, 2026, 09:40:38 CST
- UTC
- Oct 15, 2026, 15:40:38 UTC
22.78 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
M4.2Panama–Costa Rica border regionBeforeM4.2Panama–Costa Rica border regionBeforeM4.7Costa RicaBeforeM4.9Costa RicaBeforeM4.4Panama–Costa Rica border regionBeforeM4.3Panama–Costa Rica border regionBeforeM4.3Panama–Costa Rica border regionBeforeM4.2Panama–Costa Rica border regionBeforeM4.7Panama–Costa Rica border regionBeforeM4.2Panama–Costa Rica border regionBeforeM4.3off the coast of El SalvadorBeforeM4.2Panama–Costa Rica border regionAfter
Agency measurements
Agencies may use different observations and magnitude scales, and initial estimates can change.
- USGSM 4.5
us6000u2i9
- Depth:
- 22.78 km
- Time:
- Updated:
- Oct 15, 2026, 05:23 PM UTC
Technical Details
Depth22.78 km
Significance312
Latitude10.3031
Longitude-86.0490
Event IDus6000u2i9
Magnitude4.5
Updated:Oct 15, 2026, 17:23:49 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 15, 2026, 17:23 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.