Magnitude 3.7, Sat Mar 21 2026 6:48 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 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


0100200300Depth (km)0123Time 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
2026-04-16T07:03:06Z preliminary 3.7 242.5 -34.30 178.62
2026-03-20T20:13:38Z best 3.8 258.3 -34.38 178.66
2026-03-20T17:52:23Z preliminary 3.8 255.2 -34.33 178.54
2026-03-20T17:51:12Z automatic 3.0 192.7 -35.89 178.08
2026-03-20T17:51:07Z automatic 2.9 192.7 -35.89 178.08
2026-03-20T17:51:06Z automatic 2.9 192.7 -35.89 178.08
2026-03-20T17:51:02Z automatic 2.9 192.7 -35.89 178.08
2026-03-20T17:51:00Z automatic 2.8 192.7 -35.89 178.08
2026-03-20T17:50:55Z automatic 2.5 192.7 -35.89 178.08
2026-03-20T17:50:55Z automatic 2.5 192.7 -35.89 178.08