Magnitude 3.6, Tue Aug 18 2026 6:23 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


0.01.02.03.04.05.0Magnitude02468101214161820222426283032Time 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


0100200300400Depth (km)02468101214161820222426283032Time 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
2026-08-17T18:55:45Z best 3.6 300.0 -32.00 -179.68
2026-08-17T18:30:56Z preliminary 3.5 397.0 -32.35 -179.98
2026-08-17T18:30:56Z preliminary 4.4 397.0 -32.35 -179.98
2026-08-17T18:26:53Z automatic 3.2 154.4 -35.49 177.95
2026-08-17T18:26:52Z automatic 3.4 154.4 -35.49 177.95