M1.9 earthquake 74 km WSW of False Pass, Alaska

A magnitude 1.9 earthquake struck 74 km WSW of False Pass, Alaska on Thu, Jan 6, 2022, 10:33 PM AKST (07:33 UTC), 6 km (4 mi) below the surface.

A larger quake followed: M4.8 120 km ESE of Akutan, 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
1.9	ML, local (Richter)	Alaska Earthquake Center	Preferred · Preliminary
1.82	ML, local (Richter)	AV	Final · ±0.167798109025154 · 8 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: 165 in the 60 days after this one and 36 in the 30 days before it.

The first 60 of 165.

From the USGS Earthquake Hazards Program and its partner networks, event ak022bp4n3y (also filed as av91458546). Read Fri, Oct 2, 2026, 4:43 PM UTC.