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12/20/22 Near Coast of N. California

Earthquake Details Seismogram Explanation
Location: Near Coast of N. California P-wave: 10:40:07 UTC; 4:40:07 am CST
Date: December 20, 2022 S-wave: 10:40:07 UTC; 4:40:07 am CST
Time: 10:34:25 UTC; 4:34:25 am CST The vertical axis is in units of displacement in centimeters.
Latitude: 40.52 N The horizontal axis is in units of time in seconds.
Longitude: 124.39 W The beginning of the file is the origin of the event.
Magnitude: 6.4 Mw
Depth: 16 km
Distance:   27.12 degrees (~1,836  miles from Milwaukee)

 

UWM Land Acknowledgement: We acknowledge in Milwaukee that we are on traditional Potawatomi, Ho-Chunk and Menominee homeland along the southwest shores of Michigami, North America’s largest system of freshwater lakes, where the Milwaukee, Menominee and Kinnickinnic rivers meet and the people of Wisconsin’s sovereign Anishinaabe, Ho-Chunk, Menominee, Oneida and Mohican nations remain present.   |   To learn more, visit the Electa Quinney Institute website.