Magnitude 4.2, Fri May 23 2025 6:57 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


0.01.02.03.04.05.0Magnitude0123456789101112131415161718192021222324Time 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


0100200300400500600700Depth (km)0123456789101112131415161718192021222324Time 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
2025-05-22T19:21:49Z best 4.2 530.0 -25.01 -179.30
2025-05-22T19:21:21Z best 3.2 530.0 -25.01 -179.30
2025-05-22T19:21:21Z preliminary 3.2 594.8 -28.77 179.27
2025-05-22T19:07:58Z preliminary 4.8 594.8 -28.77 179.27
2025-05-22T19:02:38Z automatic 2.5 25.5 -39.27 174.60
2025-05-22T19:01:43Z automatic 2.5 25.5 -39.27 174.60