According to USGS, a magnitude 4.5 earthquake struck near Tamarindo, Costa Rica on October 15, 2026. It was recorded at 09:40 AM CST at a depth of 23 km.
Magnitude and location may later be revised by USGS.
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Magnitude
M4.5
mb · Light
Depth
23 km
Shallow
Time (UTC)
03:40:38 PM
October 15, 2026
Local time
09:40 AM
October 15, 2026 · CST
The epicenter was about 138 km from Puntarenas.
No other earthquakes have been recorded within 50 km of the epicenter since this one.
From 1990 until this earthquake, 268 earthquakes of magnitude 4.5 or greater were recorded within 100 km of the epicenter. The largest was an M7.6 earthquake on September 5, 2012.
Source: USGS earthquake catalogue (ComCat).
The earthquake occurred near Tamarindo, Costa Rica at 10.303° N, 86.049° W, at a depth of 23 km. The nearest town was Puntarenas, about 138 km away.
USGS reported a magnitude of mb 4.5 (light). How strongly it was felt, and any damage, also depend on depth, distance from the epicenter and local ground conditions.
No other earthquakes have been recorded within 50 km of the epicenter since this one.
Earthquake data: USGS (public domain); Turkey: AFAD; Europe: EMSC-CSEM SeismicPortal (CC BY 4.0); Japan: JMA; New Zealand: GeoNet (CC BY 3.0 NZ); Australia: Geoscience Australia (CC BY 4.0); Canada: NRCan (OGL-Canada); USGS backup: GFZ GEOFON (CC BY 4.0). Map: © OpenMapTiles © OpenStreetMap contributors. Borders: Natural Earth.