Magnitude 3.7, Wed Dec 29 2021 4:58 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


0.01.02.03.04.0Magnitude012345678Time 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


01234567Depth (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
2021-12-28T16:07:28Z best 3.7 5.0 -41.71 174.24
2021-12-28T16:00:44Z preliminary 3.7 5.2 -41.69 174.23
2021-12-28T16:00:43Z preliminary 3.6 5.2 -41.69 174.23
2021-12-28T16:00:35Z preliminary 3.5 5.2 -41.69 174.23
2021-12-28T16:00:33Z preliminary 3.7 5.2 -41.69 174.23
2021-12-28T16:00:30Z preliminary 3.7 5.2 -41.69 174.23
2021-12-28T16:00:30Z preliminary 3.1 5.2 -41.69 174.23