Magnitude 3.1, Mon Apr 21 2025 8:39 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


0.01.02.03.04.0Magnitude01Time since earthquake (weeks)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


01020Depth (km)01Time since earthquake (weeks)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
2025-05-02T00:58:12Z best 3.1 16.5 -40.86 175.59
2025-04-20T20:48:56Z best 3.2 16.5 -40.86 175.60
2025-04-20T20:40:38Z preliminary 3.0 17.1 -40.86 175.63