Earthquake Details

Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM

Alaska Peninsula Earthquake

The USGS has reported a 4.4 magnitude earthquake has struck Alaska Peninsula on Jul. 28 2021, 11:11:25 PM. ...at a depth of 15.8 km. There were no significant injuries or damage reported at this point, Friendly Forecast will update this report as events unfold.

Aftershock

This earthquake has been labeled an Aftershock. You can find information for the main earthquake here: Perryville, Alaska 8.2m Earthquake, Wednesday Jul. 28 2021, 10:15:49 PM

Did you feel it?

2 others have felt the Alaska Peninsula earthquake and have since reported it. See below for the response locations and intensities.

Community Internet Intensity Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Community Internet Intensity Map

Responses Location Shaking Distance
1 Chignik, AK 99564 LIGHT 133 km
1 Sand Point, AK 99661 LIGHT 134 km

Did you feel the 4.4 Alaska Peninsula earthquake? If you felt the quake you can report it here to the USGS.

Other Imagery and Data

GEO Community Internet Intensity Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
GEO Community Internet Intensity Map

Intensity vs Distance Plot for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Intensity vs Distance Plot

Responses vs Time Plot for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Responses vs Time Plot

Macroseismic Intensity Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Macroseismic Intensity Map

Peak Ground Acceleration Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Peak Ground Acceleration Map

Peak Ground Velocity Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
Peak Ground Velocity Map

0.3 Second Peak Spectral Acceleration Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
0.3 Second Peak Spectral Acceleration Map

1 Second Peak Spectral Acceleration Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
1 Second Peak Spectral Acceleration Map

3 Second Peak Spectral Acceleration Map for the Alaska Peninsula 4.4m Earthquake, Wednesday Jul. 28 2021, 11:11:25 PM
3 Second Peak Spectral Acceleration Map


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