Magnitude 2.5, Sun May 28 2023 4:33 PM


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 (hours)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)012Time since earthquake (hours)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
2023-05-28T07:05:38Z best 2.5 161.6 -38.22 175.81
2023-05-28T04:35:53Z preliminary 2.3 160.5 -38.23 175.80
2023-05-28T04:35:25Z preliminary 2.3 160.5 -38.23 175.80
2023-05-28T04:35:25Z automatic 2.2 140.9 -38.42 175.77
2023-05-28T04:35:20Z automatic 2.2 140.9 -38.42 175.77
2023-05-28T04:35:20Z automatic 2.2 140.9 -38.42 175.77
2023-05-28T04:35:18Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:35:17Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:35:17Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:35:14Z automatic 2.0 140.9 -38.42 175.77
2023-05-28T04:35:13Z automatic 2.0 140.9 -38.42 175.77
2023-05-28T04:35:13Z automatic 2.0 140.9 -38.42 175.77
2023-05-28T04:34:57Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:56Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:54Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:53Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:48Z automatic 2.0 140.9 -38.42 175.77
2023-05-28T04:34:48Z automatic 2.0 140.9 -38.42 175.77
2023-05-28T04:34:46Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:46Z automatic 2.1 140.9 -38.42 175.77
2023-05-28T04:34:38Z automatic 2.4 140.9 -38.42 175.77
2023-05-28T04:34:32Z automatic 2.7 140.9 -38.42 175.77