Magnitude 2.1, Thu Jul 31 2025 8:16 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


0.01.02.03.0Magnitude0246810121416182022242628303234Time 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


01020Depth (km)0246810121416182022242628303234Time 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
2025-07-31T08:50:33Z best 2.1 5.8 -42.08 173.84
2025-07-31T08:18:53Z preliminary 2.1 5.1 -42.07 173.84
2025-07-31T08:18:53Z automatic 2.2 19.4 -42.08 173.89
2025-07-31T08:18:37Z automatic 2.2 19.4 -42.08 173.89
2025-07-31T08:18:26Z automatic 2.0 19.4 -42.08 173.89
2025-07-31T08:18:16Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:18:07Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:18:01Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:17:57Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:17:51Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:17:44Z automatic 1.8 19.4 -42.08 173.89
2025-07-31T08:17:43Z automatic 1.8 19.4 -42.08 173.89