Magnitude 3.7, Fri Aug 21 2026 4:12 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


0.01.02.03.04.0Magnitude0123Time since earthquake (weeks)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


0100200300Depth (km)0123Time since earthquake (weeks)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
2026-09-17T15:29:13Z best 3.7 289.4 -30.42 -178.60
2026-09-17T15:29:13Z best 4.0 289.4 -30.42 -178.60
2026-08-20T16:21:35Z preliminary 3.3 261.5 -30.36 -178.99
2026-08-20T16:21:35Z preliminary 3.7 261.5 -30.36 -178.99
2026-08-20T16:16:34Z automatic 3.3 224.5 -35.44 178.29
2026-08-20T16:16:25Z automatic 3.1 224.5 -35.44 178.29
2026-08-20T16:16:22Z automatic 3.3 224.5 -35.44 178.29