Magnitude 4.5, Mon Feb 21 2022 5:55 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


0.01.02.03.04.05.0Magnitude01Time 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


0102030Depth (km)01Time 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
2022-03-01T21:07:16Z best 4.5 5.0 -42.99 173.32
2022-02-20T17:43:54Z best 4.5 10.4 -42.99 173.29
2022-02-20T16:59:25Z preliminary 4.5 8.8 -42.99 173.27
2022-02-20T16:57:26Z preliminary 4.4 3.8 -43.00 173.31
2022-02-20T16:57:20Z preliminary 4.5 3.8 -43.00 173.31
2022-02-20T16:57:18Z preliminary 4.5 3.8 -43.00 173.31
2022-02-20T16:57:15Z preliminary 4.5 3.8 -43.00 173.31
2022-02-20T16:57:11Z preliminary 4.5 3.8 -43.00 173.31
2022-02-20T16:57:06Z preliminary 4.5 3.8 -43.00 173.31
2022-02-20T16:57:01Z preliminary 4.4 3.8 -43.00 173.31
2022-02-20T16:57:01Z automatic 4.4 25.2 -42.98 173.30
2022-02-20T16:56:59Z automatic 4.4 25.2 -42.98 173.30
2022-02-20T16:56:58Z automatic 4.4 25.2 -42.98 173.30
2022-02-20T16:56:54Z automatic 4.3 25.2 -42.98 173.30
2022-02-20T16:56:53Z automatic 4.3 25.2 -42.98 173.30
2022-02-20T16:56:52Z automatic 4.3 25.2 -42.98 173.30
2022-02-20T16:56:50Z automatic 4.1 25.2 -42.98 173.30
2022-02-20T16:56:34Z automatic 3.9 14.8 -42.99 173.23