Magnitude 3.3, Thu Dec 21 2023 1:59 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


0.01.02.03.04.05.0Magnitude0123Time 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


0100200300400Depth (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
2024-01-15T23:14:40Z best 3.3 300.0 -30.31 -178.25
2023-12-20T13:04:15Z preliminary 4.2 375.0 -30.04 -179.93
2023-12-20T13:04:15Z automatic 1.7 50.9 -37.76 177.79
2023-12-20T13:03:52Z automatic 1.7 50.9 -37.76 177.79
2023-12-20T13:03:38Z automatic 1.7 50.9 -37.76 177.79
2023-12-20T13:03:18Z automatic 1.3 50.9 -37.76 177.79
2023-12-20T13:02:55Z automatic 0.9 50.9 -37.76 177.79