Magnitude 3.9, Thu Oct 12 2023 6:57 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


0.01.02.03.04.0Magnitude01234Time since earthquake (days)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


0102030Depth (km)01234Time since earthquake (days)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
2023-10-16T21:43:46Z best 3.9 6.6 -42.18 173.73
2023-10-12T06:04:16Z best 3.9 6.6 -42.18 173.73
2023-10-12T05:59:09Z preliminary 3.8 5.0 -42.20 173.74
2023-10-12T05:59:07Z preliminary 3.8 5.0 -42.20 173.74
2023-10-12T05:59:06Z preliminary 3.8 5.0 -42.20 173.74
2023-10-12T05:59:03Z preliminary 3.8 5.0 -42.20 173.74
2023-10-12T05:59:03Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:59:00Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:59Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:58Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:56Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:56Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:52Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:51Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:41Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:41Z automatic 3.8 32.2 -42.24 173.83
2023-10-12T05:58:40Z automatic 3.7 32.2 -42.24 173.83
2023-10-12T05:58:37Z automatic 3.7 32.2 -42.24 173.83
2023-10-12T05:58:37Z automatic 3.7 32.2 -42.24 173.83
2023-10-12T05:58:36Z automatic 3.6 32.2 -42.24 173.83
2023-10-12T05:58:27Z automatic 3.6 32.2 -42.24 173.83
2023-10-12T05:58:25Z automatic 3.5 13.4 -42.20 173.74