Magnitude 2.3, Thu Jul 22 2021 7:04 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


0.01.02.03.0Magnitude012Time since earthquake (days)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)012Time since earthquake (days)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
2021-07-24T10:01:22Z best 2.3 12.3 -41.70 174.13
2021-07-21T19:06:10Z best 2.4 10.2 -41.69 174.13
2021-07-21T19:05:48Z preliminary 2.3 13.2 -41.70 174.14
2021-07-21T19:05:47Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:37Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:32Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:26Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:15Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:13Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:13Z preliminary 2.2 13.2 -41.70 174.14
2021-07-21T19:05:07Z automatic 2.2 13.2 -41.70 174.14
2021-07-21T19:05:04Z automatic 2.3 13.2 -41.70 174.14