Magnitude 2.0, Tue Nov 21 2023 1:02 PM


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


0.01.02.03.0Magnitude0246810121416182022242628303234363840Time since earthquake (minutes)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


0100Depth (km)0246810121416182022242628303234363840Time since earthquake (minutes)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
2023-11-21T00:43:54Z best 2.0 135.8 -38.72 175.52
2023-11-21T00:04:28Z preliminary 1.8 139.0 -38.71 175.64
2023-11-21T00:03:57Z preliminary 1.7 139.0 -38.71 175.64
2023-11-21T00:03:48Z preliminary 1.7 139.0 -38.71 175.64
2023-11-21T00:03:41Z preliminary 1.7 139.0 -38.71 175.64
2023-11-21T00:03:38Z preliminary 1.8 139.0 -38.71 175.64
2023-11-21T00:03:38Z automatic 0.5 90.3 -39.33 175.66
2023-11-21T00:03:37Z automatic 0.5 90.3 -39.33 175.66