Earthquake · Reviewed by USGS
M4.2 earthquake 18 km WSW of Guápiles, Costa Rica
A magnitude 4.2 earthquake struck 18 km WSW of Guápiles, Costa Rica at Sep 4, 2026, 21:41 UTC, at a depth of 94 km. The epicentre was 18 km (11 mi) WSW of Guapiles.
Details
| Magnitude | 4.2 mb |
|---|---|
| Time | Sep 4, 2026, 21:41 UTC |
| Depth | 93.9 km |
| Coordinates | 10.147, -83.935 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
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Nothing at this magnitude was recorded here in this period. Quiet stretches are normal for most places.
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.