Magnitude 5.1, Wed Oct 20 2021 10:11 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


0.01.02.03.04.05.06.0Magnitude0123Time 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


010Depth (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
2021-11-15T21:32:14Z best 5.1 12.0 -46.79 165.78
2021-11-15T21:30:26Z best 5.1 6.4 -46.82 165.81
2021-10-19T21:22:26Z best 5.2 12.0 -46.80 165.78
2021-10-19T21:18:34Z best 4.9 12.0 -46.80 165.78
2021-10-19T21:14:15Z preliminary 4.9 7.7 -46.80 165.77
2021-10-19T21:14:01Z preliminary 5.1 4.8 -46.81 165.73
2021-10-19T21:13:58Z preliminary 5.1 4.8 -46.81 165.73
2021-10-19T21:13:51Z preliminary 5.0 4.8 -46.81 165.73
2021-10-19T21:13:50Z preliminary 5.0 4.8 -46.81 165.73
2021-10-19T21:13:40Z preliminary 4.9 4.8 -46.81 165.73
2021-10-19T21:13:22Z preliminary 4.9 4.8 -46.81 165.73
2021-10-19T21:13:01Z preliminary 4.9 4.8 -46.81 165.73
2021-10-19T21:13:00Z preliminary 4.8 4.8 -46.81 165.73
2021-10-19T21:13:00Z automatic 3.9 15.3 -46.19 166.81
2021-10-19T21:12:59Z automatic 3.9 15.3 -46.19 166.81
2021-10-19T21:12:58Z automatic 3.8 14.4 -46.16 166.77
2021-10-19T21:12:29Z automatic 3.4 14.4 -46.16 166.77