3/4/2021 Kermadec Islands, New Zealand 7.4

Earthquake Details Seismogram Explanation
Location: Kermadec Islands, New Zealand Pdiff-wave: not verified.
Date: March 4, 2021 Sdiff-wave: not verified.
Time: 17:41:25 UTC; 11:41:25 am CST The vertical axis is in units of displacement in centimeters.
Latitude: -29.61 S The horizontal axis is in units of time in seconds.
Longitude: 177.84 W The beginning of the file is the origin of the event.
Magnitude: 7.4 Mw This was a foreshock to an 8.1 event that occurred ~2 hours later.
Depth: 45.5 km
Distance:   109.69 degrees (~7,425 miles from Milwaukee)