Chase, Alaska Earthquake

The USGS has reported a 3.9 magnitude earthquake has struck 35 km NE of Chase, Alaska on Oct. 19 2021, 12:06:28 AM, at a depth of 71.7 km. There were no significant injuries or damage reported at this point, Friendly Forecast will update this report as events unfold.

Foreshock

This earthquake has been labeled a Foreshock. You can find information for the main earthquake here: Cantwell, Alaska 4.4m Earthquake, Thursday Oct. 21 2021, 10:44:34 AM

Did you feel it?

65 others have felt the Chase, Alaska earthquake and have since reported it. See below for the response locations and intensities.

Community Internet Intensity Map

Did you feel the 3.9 Chase, Alaska earthquake? If you felt the quake you can report it here to the USGS.

Other Imagery and Data

GEO Community Internet Intensity Map

Intensity vs Distance Plot

Responses vs Time Plot

Macroseismic Intensity Map

Peak Ground Acceleration Map

Peak Ground Velocity Map

0.3 Second Peak Spectral Acceleration Map

1 Second Peak Spectral Acceleration Map

3 Second Peak Spectral Acceleration Map