Magnitude 1.5, Fri Aug 1 2025 1:24 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


0.01.02.03.0Magnitude01234Time since earthquake (hours)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


0123456Depth (km)01234Time since earthquake (hours)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
2025-07-31T17:28:41Z best 1.5 5.0 -42.40 173.29
2025-07-31T13:26:33Z preliminary 2.4 5.0 -42.42 173.29
2025-07-31T13:26:13Z preliminary 2.0 5.0 -42.42 173.29