Magnitude 3.9, Wed Oct 6 2021 2:33 AM


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


0.01.02.03.04.0Magnitude01234567891011Time 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


01020Depth (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
2021-10-05T13:44:54Z best 3.9 4.6 -42.74 172.47
2021-10-05T13:43:15Z best 3.9 4.6 -42.74 172.47
2021-10-05T13:37:33Z preliminary 3.8 7.6 -42.74 172.46
2021-10-05T13:35:24Z preliminary 3.8 9.1 -42.74 172.45
2021-10-05T13:35:22Z preliminary 3.8 9.1 -42.74 172.45
2021-10-05T13:35:18Z preliminary 3.8 9.1 -42.74 172.45
2021-10-05T13:35:13Z preliminary 3.8 9.1 -42.74 172.45
2021-10-05T13:35:02Z preliminary 3.8 9.1 -42.74 172.45
2021-10-05T13:34:52Z preliminary 3.7 9.1 -42.74 172.45
2021-10-05T13:34:52Z automatic 3.7 18.6 -42.76 172.48
2021-10-05T13:34:52Z automatic 3.7 18.6 -42.76 172.48
2021-10-05T13:34:49Z automatic 3.7 15.8 -42.75 172.44
2021-10-05T13:34:35Z automatic 3.4 15.8 -42.75 172.44