Magnitude 3.5, Fri Mar 21 2025 5:45 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


0.01.02.03.04.05.0Magnitude01Time since earthquake (weeks)Magnitude Historyp

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


0100200300Depth (km)01Time since earthquake (weeks)Depth Historyp

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
2025-04-01T01:24:15Z preliminary 3.5 300.0 -31.62 -179.87
2025-03-20T16:50:52Z preliminary 4.3 207.4 -31.25 178.75
2025-03-20T16:48:41Z automatic 1.7 70.1 -37.54 177.90
2025-03-20T16:48:09Z automatic 1.4 70.1 -37.54 177.90
2025-03-20T16:48:06Z automatic 1.2 70.1 -37.54 177.90