Magnitude 2.3, Wed May 21 2025 4:35 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


0.01.02.03.0Magnitude0123Time 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


0102030Depth (km)0123Time 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
2025-05-21T08:21:39Z best 2.3 23.7 -39.29 174.38
2025-05-21T04:38:13Z preliminary 2.2 23.4 -39.31 174.40
2025-05-21T04:37:13Z preliminary 2.4 23.4 -39.31 174.40
2025-05-21T04:37:03Z automatic 2.4 25.0 -39.24 174.41
2025-05-21T04:36:56Z automatic 2.4 25.0 -39.26 174.41