Unusual activity cluster
Closed Poisson rate test · 20.10.2026 04:20 – 22.10.2026 07:40
Seismic activity above normal levels has been observed.
- Earthquakes
- 3
- Largest
- M2,5
Earthquakes of the sequence (oldest to newest)
Earthquakes per day
Earthquakes in the sequence
| Magnitude | Location | Time (Europe/Istanbul) | Depth |
|---|---|---|---|
| 2.2 | SOUTHERN TEXAS | 21.10.2026 12:20 | 7,0 km |
| 2.0 | SOUTHERN TEXAS | 21.10.2026 17:30 | 9,0 km |
| 2.5 | 13 km SSW of Bigfoot, Texas | 22.10.2026 05:44 | 8,4 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.