Magnitude 3.9, Tue Jul 29 2025 7:18 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


0.01.02.03.04.05.0Magnitude012Time since earthquake (hours)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


0100200Depth (km)012Time since earthquake (hours)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
2025-07-29T10:17:05Z preliminary 3.9 100.0 -34.04 -177.03
2025-07-29T07:24:09Z preliminary 4.8 237.6 -34.43 -177.15
2025-07-29T07:21:22Z automatic 2.5 30.1 -37.80 178.37
2025-07-29T07:21:14Z automatic 2.3 30.1 -37.80 178.37
2025-07-29T07:21:04Z automatic 2.1 30.1 -37.80 178.37
2025-07-29T07:21:03Z automatic 1.9 30.1 -37.80 178.37
2025-07-29T07:20:59Z automatic 2.2 30.1 -37.80 178.37
2025-07-29T07:20:38Z automatic 1.7 30.1 -37.80 178.37
2025-07-29T07:20:20Z automatic 1.4 30.1 -37.80 178.37