Magnitude 4.2, Sat Oct 18 2025 9:25 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


0.01.02.03.04.05.0Magnitude01234Time 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


010203040Depth (km)01234Time 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
2025-11-17T02:04:53Z preliminary 4.2 33.0 -34.29 -178.77
2025-10-18T08:30:42Z best 3.7 33.0 -34.40 -178.55
2025-10-18T08:30:42Z best 3.7 33.0 -34.40 -178.55
2025-10-18T08:28:53Z automatic 2.4 24.5 -37.82 178.07
2025-10-18T08:28:52Z automatic 2.3 24.5 -37.82 178.07
2025-10-18T08:28:31Z automatic 2.1 24.5 -37.82 178.07
2025-10-18T08:28:28Z automatic 2.1 24.5 -37.82 178.07
2025-10-18T08:28:07Z automatic 1.7 24.5 -37.82 178.07
2025-10-18T08:27:48Z automatic 1.5 24.5 -37.82 178.07
2025-10-18T08:27:27Z automatic 0.9 24.5 -37.82 178.07