Magnitude 2.3, Tue Nov 21 2023 1:35 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


0.01.02.03.0Magnitude012345678Time 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)012345678Time 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
2023-11-20T12:43:09Z best 2.3 135.6 -39.30 174.43
2023-11-20T12:36:46Z preliminary 2.2 134.3 -39.31 174.46
2023-11-20T12:36:46Z automatic 2.2 84.7 -39.64 174.64
2023-11-20T12:36:46Z automatic 2.2 84.7 -39.64 174.64