Earthquake · Reviewed by USGS
M2.5 earthquake 139 km S of Unalaska, Alaska
A magnitude 2.5 earthquake struck 139 km S of Unalaska, Alaska at Oct 21, 2026, 13:38 UTC, at a depth of 3 km.
Details
| Magnitude | 2.5 ml |
|---|---|
| Time | Oct 21, 2026, 13:38 UTC |
| Depth | 2.6 km |
| Coordinates | 52.620, -166.530 |
| Felt reports | 0 |
| Tsunami flag | None |
| Source | USGS event page |
01 — Around it
Other earthquakes within 100 km
| Magnitude | Location | Distance | Depth | Time |
|---|---|---|---|---|
| 2.3 | 122 km SE of Unalaska, Alaska | 87 km / 54 mi | depth 8 km | |
| 2.5 | 94 km SE of Unalaska, Alaska | 96 km / 60 mi | depth 18 km |
USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.