Magnitude 3.4, Thu Sep 16 2021 1:43 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


0.01.02.03.04.0Magnitude0123Time 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


0100200300Depth (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
2021-10-13T02:11:28Z best 3.4 251.6 -34.44 179.11
2021-09-15T13:49:32Z best 3.4 251.6 -34.44 179.11
2021-09-15T13:49:32Z automatic 1.5 65.9 -37.61 178.00
2021-09-15T13:49:32Z automatic 1.5 65.9 -37.61 178.00
2021-09-15T13:46:08Z automatic 1.6 65.9 -37.61 178.00
2021-09-15T13:46:04Z automatic 1.3 65.9 -37.61 178.00
2021-09-15T13:45:43Z automatic 1.0 65.9 -37.61 178.00
2021-09-15T13:45:38Z automatic 0.8 65.9 -37.61 178.00