Earthquake · Reviewed by USGS

M1.9 earthquake 45 km NNW of Petersville, Alaska

A magnitude 1.9 earthquake struck 45 km NNW of Petersville, Alaska at Oct 18, 2026, 10:50 UTC, at a depth of 100 km. The epicentre was 190 km (118 mi) NNW of Eagle River.

Details

Magnitude	1.9 ml
Time	Oct 18, 2026, 10:50 UTC
Depth	100.2 km
Coordinates	62.881, -151.053
Felt reports	0
Tsunami flag	None
Source	USGS event page

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

01 — Nearby

Nearest cities

02 — Around it

Other earthquakes within 100 km

Other earthquakes within 100 km since the day before this event
Magnitude	Location	Distance	Depth	Time
1.9	56 km N of Petersville, Alaska	18 km / 11 mi	depth 111 km	Oct 26, 13:58 UTC
1.7	71 km N of Petersville, Alaska	38 km / 24 mi	depth 121 km	Oct 26, 04:40 UTC
1.5	48 km SSE of Denali National Park, Alaska	32 km / 20 mi	depth 5 km	Oct 25, 23:03 UTC
1.9	32 km S of Denali National Park, Alaska	50 km / 31 mi	depth 5 km	Oct 25, 18:08 UTC
2.1	59 km SE of Denali National Park, Alaska	37 km / 23 mi	depth 132 km	Oct 25, 14:43 UTC
2.3	53 km N of Chase, Alaska	43 km / 27 mi	depth 87 km	Oct 25, 04:49 UTC
3.3	52 km SSW of Cantwell, Alaska	92 km / 57 mi	depth 76 km	Oct 24, 22:35 UTC
2.1	65 km N of Petersville, Alaska	25 km / 16 mi	depth 127 km	Oct 24, 17:14 UTC
2.4	42 km NNW of Petersville, Alaska	5 km / 3 mi	depth 106 km	Oct 24, 05:50 UTC
2.8	71 km ESE of Denali National Park, Alaska	45 km / 28 mi	depth 123 km	Oct 24, 05:03 UTC
1.9	5 km WNW of Trapper Creek, Alaska	72 km / 45 mi	depth 5 km	Oct 23, 18:33 UTC
1.7	72 km ESE of Denali National Park, Alaska	54 km / 34 mi	depth 116 km	Oct 23, 14:58 UTC
1.9	42 km N of Petersville, Alaska	19 km / 12 mi	depth 91 km	Oct 23, 11:51 UTC
2.1	63 km SW of Cantwell, Alaska	57 km / 36 mi	depth 86 km	Oct 23, 05:04 UTC
2.2	10 km ESE of Petersville, Alaska	53 km / 33 mi	depth 71 km	Oct 22, 14:20 UTC
1.7	36 km WSW of Petersville, Alaska	60 km / 38 mi	depth 86 km	Oct 22, 00:28 UTC
2.6	70 km N of Petersville, Alaska	36 km / 22 mi	depth 116 km	Oct 21, 20:30 UTC
1.7	31 km ENE of Skwentna, Alaska	85 km / 53 mi	depth 68 km	Oct 21, 15:22 UTC
1.6	41 km N of Chase, Alaska	55 km / 34 mi	depth 13 km	Oct 21, 12:29 UTC
1.6	20 km WNW of Petersville, Alaska	37 km / 23 mi	depth 86 km	Oct 21, 00:48 UTC
2.1	62 km SE of Denali National Park, Alaska	23 km / 14 mi	depth 124 km	Oct 21, 00:14 UTC
1.7	71 km N of Petersville, Alaska	38 km / 24 mi	depth 117 km	Oct 20, 23:31 UTC
2.3	31 km W of Petersville, Alaska	51 km / 32 mi	depth 100 km	Oct 20, 04:44 UTC
2.1	23 km NNE of Susitna North, Alaska	93 km / 58 mi	depth 53 km	Oct 20, 00:38 UTC
2.8	64 km SE of Denali National Park, Alaska	22 km / 14 mi	depth 118 km	Oct 19, 23:22 UTC

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