Magnitude 4.0, Sat Oct 18 2025 4:23 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


0100Depth (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
2025-11-17T02:15:35Z preliminary 4.0 100.0 -33.42 -178.52
2025-11-17T02:15:35Z preliminary 3.8 100.0 -33.42 -178.52
2025-11-17T02:15:28Z best 3.8 100.0 -33.42 -178.52
2025-10-20T18:26:54Z best 3.8 33.0 -33.45 -178.75
2025-10-18T03:38:55Z best 3.8 33.0 -33.45 -178.75
2025-10-18T03:28:40Z preliminary 3.8 33.0 -33.48 -178.72
2025-10-18T03:26:40Z automatic 3.5 107.6 -35.10 179.35
2025-10-18T03:26:39Z automatic 3.5 107.6 -35.10 179.35
2025-10-18T03:26:35Z automatic 3.4 107.6 -35.10 179.35
2025-10-18T03:26:30Z automatic 3.3 107.6 -35.10 179.35
2025-10-18T03:26:27Z automatic 3.4 107.6 -35.10 179.35
2025-10-18T03:26:25Z automatic 3.5 107.6 -35.10 179.35
2025-10-18T03:26:23Z automatic 3.7 107.6 -35.10 179.35