M3.1 earthquake 58 km SSE of Cantwell, Alaska

A magnitude 3.1 earthquake struck 58 km SSE of Cantwell, Alaska on Thu, Jun 30, 2022, 6:19 PM AKDT (02:19 UTC), 9 km (5 mi) below the surface.

A larger quake followed: M3.4 21 km NNE of Susitna North, Alaska. This one was a foreshock.

Map

Where this earthquake was located, with the others nearby. Select one for its page.

Different scales measure different things and differ by a few tenths. The USGS marks one as preferred, and it is the one this page uses.

Mag.	Scale	Computed by	Notes
3.1	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
3.3	ML, local (Richter)	USGS National Earthquake Information Center	Reviewed · ±0.031 · 137 stations

No one has reported feeling this quake to the USGS.

Reviewed by a seismologist.

Distance and direction from each place to the epicenter, with its forecast.

Within 100 km, magnitude 1.5 and up: 103 in the 60 days after this one and 49 in the 30 days before it.

The first 60 of 103.

From the USGS Earthquake Hazards Program and its partner networks, event ak0228d13zzi (also filed as us6000hz0i). Read Fri, Oct 2, 2026, 2:43 AM UTC.