Magnitude 3.8, Thu Sep 1 2022 3:05 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


0.01.02.03.04.05.0Magnitude01Time 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


0102030Depth (km)01Time 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
2022-09-13T22:01:02Z best 3.8 5.0 -43.07 173.03
2022-08-31T15:08:37Z best 3.8 7.0 -43.07 173.03
2022-08-31T15:06:52Z preliminary 4.2 13.4 -43.10 172.99
2022-08-31T15:06:52Z automatic 4.2 28.0 -43.12 173.00
2022-08-31T15:06:52Z automatic 4.2 28.0 -43.12 173.00