Magnitude 3.7, Thu Jul 23 2020 7:44 PM



Location history for this earthquake. The automatic earthquake location system makes many locations for each quake. Not all quakes have a location history.

Magnitude History


0.01.02.03.04.0Magnitude0123Time since earthquake (weeks)Magnitude Historyb

The magnitude history for this event. The most recent value is shown as a larger circle and also labeled: c: caution, g: good b: best (reviewed by a duty person).

Depth History


01020Depth (km)0123Time since earthquake (weeks)Depth Historyb

The depth history for this event. The most recent value is shown as a larger circle and also labeled; c: caution, g: good b: best (reviewed by a duty person).

Origin History Map

Map of New Zealand.

Location History


Modification Time Quality Magnitude Depth Latitude Longitude
2020-08-19T03:25:28Z best 3.7 22.0 -40.13 174.87
2020-07-23T07:47:36Z best 3.5 20.8 -40.14 174.85
2020-07-23T07:46:12Z preliminary 3.7 22.8 -40.12 174.86
2020-07-23T07:46:10Z preliminary 3.7 22.8 -40.12 174.86
2020-07-23T07:46:06Z preliminary 3.7 22.8 -40.12 174.86
2020-07-23T07:46:04Z preliminary 3.7 22.8 -40.12 174.86
2020-07-23T07:46:00Z preliminary 3.7 22.8 -40.12 174.86
2020-07-23T07:45:58Z preliminary 3.6 22.8 -40.12 174.86
2020-07-23T07:45:56Z preliminary 3.5 22.8 -40.12 174.86
2020-07-23T07:45:41Z preliminary 3.3 22.8 -40.12 174.86
2020-07-23T07:45:37Z preliminary 3.0 22.8 -40.12 174.86