M1.5 earthquake 59 km ESE of Pedro Bay, Alaska

A magnitude 1.5 earthquake struck 59 km ESE of Pedro Bay, Alaska on Sat, Apr 23, 2016, 6:47 PM AKDT (02:47 UTC), 105 km (65 mi) below the surface.

A larger quake followed: M4.9 56 km SSW of Nanwalek, Alaska. This one was a foreshock.

Map

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

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: at least 200 in the 60 days after this one and at least 200 in the 30 days before it.

The first 60 of at least 200.

From the USGS Earthquake Hazards Program and its partner networks, event ak0165a89y7a (also filed as ak13508265). Read Mon, Oct 5, 2026, 8:09 AM UTC.