23 Sept 2026, 13:30 UTC · Sep 23, 9:30 AM ET

M3.1 earthquake 74 km WSW of Karluk, Alaska

A magnitude 3.1 earthquake struck 74 km WSW of Karluk, Alaska at Sep 23, 9:30 AM ET, 51 km deep, minor – felt by people near the epicenter.

under 33–44–55–66+

Magnitude	3.1 ml
Time	23 Sept 2026, 13:30 UTC
Location	57.201°, -155.493° – 74 km WSW of Karluk, Alaska
Depth	51.4 km
Felt reports	0
USGS event	aka2026swmvfb

Within 100 km

Other earthquakes nearby this year

Mag.	Where	When (ET)	Depth	Felt
4.6	57 km W of Karluk, Alaska	Oct 2, 3:13 AM 380 d ago	4 km	2 reports
4.5	41 km SW of Karluk, Alaska	Aug 17, 4:35 PM 60 d ago	58 km	6 reports
4.0	84 km W of Akhiok, Alaska	Apr 3, 10:27 PM 196 d ago	20 km	–
3.9	70 km SE of Ugashik, Alaska	Apr 18, 2:53 PM 181 d ago	80 km	–
3.8	116 km SSE of Ugashik, Alaska	Jan 22, 6:11 AM 267 d ago	76 km	–
3.7	37 km SW of Karluk, Alaska	Sep 22, 4:48 AM 25 d ago	51 km	1 report
3.7	32 km SSW of Karluk, Alaska	Apr 8, 9:16 PM 191 d ago	20 km	–
3.6	76 km W of Akhiok, Alaska	Jul 14, 3:51 AM 95 d ago	20 km	–
3.5	13 km WNW of Larsen Bay, Alaska	Mar 13, 7:00 AM 217 d ago	47 km	1 report
3.5	77 km WSW of Karluk, Alaska	Jan 19, 8:41 AM 270 d ago	58 km	–
3.5	56 km W of Karluk, Alaska	Oct 21, 7:46 PM 360 d ago	0 km	–
3.4	83 km W of Karluk, Alaska	Oct 5, 12:55 PM 11 d ago	5 km	–

FAQ

About this earthquake

How strong was the 74 km WSW of Karluk, Alaska earthquake?

Magnitude 3.1 (ml), minor – felt by people near the epicenter. Depth 51 km.

Was it felt?

No felt reports have been submitted to the USGS so far.

Were there aftershocks?

1 earthquakes within 100 km in the following two weeks are in our records, the strongest M3.4.

Earthquakes

Source: U.S. Geological Survey (USGS) earthquake catalog, real-time feeds and FDSN event service; magnitudes and locations are revised by seismologists for hours after an event. Times are Eastern (ET) unless marked UTC. Not an alert service: for warnings follow local authorities and tsunami centers.