Earthquake · Reviewed by USGS

M2.3 earthquake 46 km SSE of Adak, Alaska

A magnitude 2.3 earthquake struck 46 km SSE of Adak, Alaska at Oct 18, 2026, 19:27 UTC, at a depth of 47 km.

Details

Magnitude	2.3 ml
Time	Oct 18, 2026, 19:27 UTC
Depth	46.8 km
Coordinates	51.485, -176.404
Felt reports	0
Tsunami flag	None
Source	USGS event page

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

01 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
2.2	54 km SW of Adak, Alaska	55 km / 34 mi	depth 19 km	Oct 23, 06:05 UTC
2.6	72 km SE of Adak, Alaska	35 km / 22 mi	depth 22 km	Oct 21, 21:38 UTC
1.5	21 km WSW of Adak, Alaska	51 km / 32 mi	depth 97 km	Oct 21, 17:44 UTC
2.1	77 km SSW of Adak, Alaska	53 km / 33 mi	depth 28 km	Oct 21, 16:15 UTC
1.9	57 km SW of Adak, Alaska	54 km / 34 mi	depth 22 km	Oct 21, 07:32 UTC
2.0	68 km SSE of Adak, Alaska	24 km / 15 mi	depth 27 km	Oct 21, 05:17 UTC
2.6	54 km SSE of Adak, Alaska	12 km / 7 mi	depth 27 km	Oct 21, 01:28 UTC
3.2	63 km SW of Adak, Alaska	54 km / 34 mi	depth 10 km	Oct 20, 03:44 UTC
3.4	54 km S of Adak, Alaska	21 km / 13 mi	depth 23 km	Oct 19, 23:22 UTC
2.2	62 km SW of Adak, Alaska	53 km / 33 mi	depth 4 km	Oct 19, 22:02 UTC
2.5	131 km S of Adak, Alaska	90 km / 56 mi	depth 10 km	Oct 19, 21:07 UTC
2.1	76 km SE of Adak, Alaska	36 km / 22 mi	depth 15 km	Oct 19, 11:47 UTC
2.0	58 km SW of Adak, Alaska	54 km / 33 mi	depth 17 km	Oct 19, 10:25 UTC
2.0	48 km E of Adak, Alaska	60 km / 37 mi	depth 173 km	Oct 19, 09:47 UTC
2.0	62 km SE of Adak, Alaska	23 km / 14 mi	depth 35 km	Oct 19, 09:33 UTC
2.2	58 km SW of Adak, Alaska	54 km / 34 mi	depth 19 km	Oct 19, 07:27 UTC
2.8	73 km SE of Adak, Alaska	33 km / 20 mi	depth 20 km	Oct 19, 02:07 UTC
3.3	63 km SW of Adak, Alaska	53 km / 33 mi	depth 4 km	Oct 19, 00:59 UTC
2.4	110 km SSW of Adak, Alaska	91 km / 56 mi	depth 22 km	Oct 18, 22:45 UTC
2.0	57 km SW of Adak, Alaska	54 km / 34 mi	depth 19 km	Oct 18, 22:15 UTC
2.5	80 km S of Adak, Alaska	40 km / 25 mi	depth 28 km	Oct 18, 22:13 UTC
2.7	58 km SW of Adak, Alaska	54 km / 34 mi	depth 16 km	Oct 18, 21:04 UTC
2.3	84 km SW of Adak, Alaska	75 km / 46 mi	depth 21 km	Oct 18, 20:29 UTC
2.2	69 km SSE of Adak, Alaska	23 km / 14 mi	depth 24 km	Oct 18, 17:29 UTC
1.3	16 km W of Adak, Alaska	52 km / 32 mi	depth 5 km	Oct 18, 16:29 UTC

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