Earthquake · Reviewed by USGS

M1.8 earthquake 20 km E of Perryville, Alaska

A magnitude 1.8 earthquake struck 20 km E of Perryville, Alaska at Oct 10, 2026, 16:57 UTC, at a depth of 83 km.

Details

Magnitude	1.8 ml
Time	Oct 10, 2026, 16:57 UTC
Depth	83.3 km
Coordinates	55.917, -158.810
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
2.4	58 km SE of Chignik, Alaska	73 km / 45 mi	depth 39 km	Oct 26, 22:35 UTC
2.4	67 km SE of Chignik, Alaska	75 km / 47 mi	depth 5 km	Oct 23, 14:45 UTC
1.7	72 km SSE of Perryville, Alaska	72 km / 45 mi	depth 24 km	Oct 23, 03:50 UTC
2.2	6 km W of Chignik Lake, Alaska	37 km / 23 mi	depth 94 km	Oct 22, 14:44 UTC
1.8	21 km SW of Ivanof Bay, Alaska	61 km / 38 mi	depth 5 km	Oct 20, 00:56 UTC
2.3	25 km W of Ivanof Bay, Alaska	67 km / 42 mi	depth 8 km	Oct 20, 00:55 UTC
2.2	44 km SSE of Perryville, Alaska	43 km / 27 mi	depth 39 km	Oct 18, 21:09 UTC
2.1	45 km S of Perryville, Alaska	48 km / 30 mi	depth 49 km	Oct 18, 12:36 UTC
2.4	26 km W of Ivanof Bay, Alaska	68 km / 42 mi	depth 9 km	Oct 17, 12:34 UTC
2.3	21 km NE of Perryville, Alaska	14 km / 9 mi	depth 83 km	Oct 16, 09:09 UTC
2.6	29 km SE of Perryville, Alaska	24 km / 15 mi	depth 54 km	Oct 16, 02:42 UTC
3.4	86 km SE of Perryville, Alaska	73 km / 46 mi	depth 7 km	Oct 16, 02:12 UTC
2.6	38 km S of Ivanof Bay, Alaska	54 km / 34 mi	depth 69 km	Oct 15, 11:36 UTC
2.9	71 km SSE of Perryville, Alaska	67 km / 42 mi	depth 6 km	Oct 15, 10:11 UTC
2.8	72 km S of Perryville, Alaska	76 km / 47 mi	depth 20 km	Oct 15, 06:30 UTC
1.6	20 km WSW of Ivanof Bay, Alaska	62 km / 39 mi	depth 7 km	Oct 14, 06:40 UTC
1.8	37 km SSE of Ivanof Bay, Alaska	49 km / 30 mi	depth 65 km	Oct 14, 05:41 UTC
2.5	58 km S of Ivanof Bay, Alaska	67 km / 42 mi	depth 17 km	Oct 12, 15:31 UTC
2.1	37 km SE of Chignik, Alaska	54 km / 34 mi	depth 73 km	Oct 12, 13:59 UTC
2.5	58 km S of Perryville, Alaska	59 km / 37 mi	depth 33 km	Oct 12, 07:25 UTC
2.1	50 km NE of Chignik, Alaska	99 km / 62 mi	depth 86 km	Oct 11, 15:08 UTC
2.2	48 km E of Chignik, Alaska	83 km / 52 mi	depth 49 km	Oct 10, 21:47 UTC
3.0	68 km SE of Perryville, Alaska	57 km / 35 mi	depth 20 km	Oct 10, 19:42 UTC
2.4	63 km ESE of Chignik, Alaska	80 km / 50 mi	depth 5 km	Oct 10, 18:54 UTC

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