Magnitude 5.7, Tue Feb 23 2021 5:07 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


0.01.02.03.04.05.06.0Magnitude01234567891011Time since earthquake (minutes)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


010Depth (km)01234567891011Time since earthquake (minutes)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
2021-02-23T04:18:44Z best 5.7 5.0 -47.39 165.69
2021-02-23T04:10:00Z preliminary 5.2 5.0 -47.38 165.95
2021-02-23T04:10:00Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:10:00Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:59Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:58Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:57Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:57Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:56Z automatic 4.9 14.4 -46.68 166.94
2021-02-23T04:09:55Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:54Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:53Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:42Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:41Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:39Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:38Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:37Z automatic 4.8 14.4 -46.68 166.94
2021-02-23T04:09:13Z automatic 4.7 14.4 -46.68 166.94
2021-02-23T04:09:10Z automatic 4.8 14.4 -46.77 166.78
2021-02-23T04:08:59Z automatic 4.8 14.4 -46.77 166.78