Magnitude 4.2, Tue Sep 2 2025 8:44 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


0.01.02.03.04.05.0Magnitude012Time 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


0100200300400Depth (km)012Time 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
2025-09-16T00:44:52Z best 4.2 300.0 -33.38 -179.86
2025-09-01T23:56:41Z best 3.8 345.0 -33.61 -179.82
2025-09-01T20:48:15Z preliminary 4.1 317.4 -33.39 179.58
2025-09-01T20:48:03Z automatic 3.2 187.8 -35.92 178.77
2025-09-01T20:47:59Z automatic 3.2 187.8 -35.92 178.77
2025-09-01T20:47:55Z automatic 3.1 187.8 -35.92 178.77
2025-09-01T20:47:51Z automatic 3.0 187.8 -35.92 178.77
2025-09-01T20:47:50Z automatic 3.2 187.8 -35.92 178.77
2025-09-01T20:47:45Z automatic 2.9 187.8 -35.92 178.77