Earthquake · Reviewed by USGS

M4.0 earthquake Rat Islands, Aleutian Islands, Alaska

A magnitude 4.0 earthquake struck Rat Islands, Aleutian Islands, Alaska at Oct 7, 2026, 08:47 UTC, at a depth of 108 km.

Details

Fig. 1The epicentre and other earthquakes within 100 km, since the day before

01 — Around it

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
2.2	Rat Islands, Aleutian Islands, Alaska	41 km / 26 mi	depth 156 km	Oct 21, 18:06 UTC
2.4	Rat Islands, Aleutian Islands, Alaska	29 km / 18 mi	depth 51 km	Oct 21, 02:59 UTC
2.5	Rat Islands, Aleutian Islands, Alaska	24 km / 15 mi	depth 95 km	Oct 21, 00:13 UTC
4.2	Rat Islands, Aleutian Islands, Alaska	29 km / 18 mi	depth 52 km	Oct 19, 16:27 UTC
1.7	267 km W of Adak, Alaska	52 km / 32 mi	depth 82 km	Oct 18, 11:27 UTC
2.2	Rat Islands, Aleutian Islands, Alaska	16 km / 10 mi	depth 90 km	Oct 18, 04:55 UTC
4.1	Rat Islands, Aleutian Islands, Alaska	20 km / 12 mi	depth 95 km	Oct 17, 09:52 UTC
2.9	Rat Islands, Aleutian Islands, Alaska	31 km / 19 mi	depth 102 km	Oct 16, 14:34 UTC
2.5	Rat Islands, Aleutian Islands, Alaska	21 km / 13 mi	depth 56 km	Oct 16, 02:08 UTC
2.6	294 km W of Adak, Alaska	31 km / 19 mi	depth 68 km	Oct 15, 03:21 UTC
2.8	Rat Islands, Aleutian Islands, Alaska	74 km / 46 mi	depth 7 km	Oct 13, 02:18 UTC
3.4	Rat Islands, Aleutian Islands, Alaska	60 km / 37 mi	depth 27 km	Oct 12, 22:26 UTC
2.8	Rat Islands, Aleutian Islands, Alaska	55 km / 34 mi	depth 35 km	Oct 12, 15:55 UTC
3.0	Rat Islands, Aleutian Islands, Alaska	67 km / 41 mi	depth 10 km	Oct 12, 10:36 UTC
1.1	256 km W of Adak, Alaska	72 km / 45 mi	depth 8 km	Oct 11, 15:32 UTC
4.4	275 km W of Adak, Alaska	45 km / 28 mi	depth 95 km	Oct 11, 12:16 UTC

USGS can revise magnitude and location after the first report. See magnitude vs intensity and aftershocks.