Magnitude 3.0, Mon Oct 18 2021 4:22 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


0.01.02.03.04.0Magnitude01234Time 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)01234Time 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
2021-11-17T03:43:08Z best 3.0 5.0 -43.25 172.01
2021-10-17T15:26:10Z best 3.0 4.6 -43.25 172.01
2021-10-17T15:23:58Z preliminary 3.0 12.7 -43.27 172.01
2021-10-17T15:23:57Z preliminary 3.0 12.7 -43.27 172.01
2021-10-17T15:23:52Z preliminary 3.0 12.7 -43.27 172.01
2021-10-17T15:23:45Z preliminary 3.0 12.7 -43.27 172.01
2021-10-17T15:23:43Z preliminary 2.9 12.7 -43.27 172.01
2021-10-17T15:23:39Z preliminary 3.0 12.7 -43.27 172.01
2021-10-17T15:23:37Z preliminary 2.9 12.7 -43.27 172.01
2021-10-17T15:23:36Z preliminary 2.9 12.7 -43.27 172.01
2021-10-17T15:23:31Z preliminary 2.9 12.7 -43.27 172.01
2021-10-17T15:23:15Z preliminary 2.8 12.7 -43.27 172.01