Magnitude 2.2, Wed Jul 20 2022 1:52 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


0.01.02.03.0Magnitude0123456Time 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


010Depth (km)0123456Time 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
2022-07-19T13:58:36Z best 2.2 4.1 -42.47 172.85
2022-07-19T13:58:36Z preliminary 2.2 2.8 -42.47 172.86
2022-07-19T13:54:05Z preliminary 2.2 2.8 -42.47 172.86
2022-07-19T13:53:50Z preliminary 2.2 2.8 -42.47 172.86
2022-07-19T13:53:50Z automatic 2.2 14.4 -42.50 172.85
2022-07-19T13:53:49Z automatic 2.2 14.4 -42.50 172.85