COSTA RICA earthquake sequence
Active Gardner–Knopoff windows · 10.10.2026 02:58 – ongoing
- Earthquakes
- 4
- Largest
- M4,8
- Mainshock
- M4,8 · COSTA RICA · 10.10.2026 02:58
Earthquakes of the sequence (oldest to newest)
Earthquakes per day
Earthquakes in the sequence
| Magnitude | Location | Time (Europe/Istanbul) | Depth |
|---|---|---|---|
| 4.8 | COSTA RICA | 10.10.2026 02:58 | 22,0 km |
| 4.7 | COSTA RICA | 13.10.2026 00:44 | 10,0 km |
| 3.2 | COSTA RICA | 29.10.2026 08:04 | 7,0 km |
| 2.5 | COSTA RICA | 29.10.2026 08:44 | 52,0 km |
Sequences group earthquakes that have occurred by proximity in time and location (Gardner–Knopoff windows, Poisson rate test). Follow AFAD and Kandilli Observatory for official assessments. (Gardner & Knopoff (1974))