Magnitude 3.3, Tue May 4 2021 9:07 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


0.01.02.03.04.05.06.0Magnitude01Time since earthquake (hours)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


010203040Depth (km)01Time since earthquake (hours)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
2021-05-03T22:51:34Z best 3.3 33.0 -35.09 178.61
2021-05-03T22:45:19Z automatic 1.5 13.4 -37.66 178.00
2021-05-03T22:45:17Z preliminary 5.0 0.0 -26.18 178.84
2021-05-03T21:22:35Z best 5.0 0.0 -27.49 -177.46
2021-05-03T21:12:33Z preliminary 4.4 0.0 -26.18 178.84
2021-05-03T21:12:33Z automatic 1.5 13.4 -37.66 178.00
2021-05-03T21:10:07Z automatic 1.5 13.4 -37.66 178.00
2021-05-03T21:09:27Z automatic 1.4 13.4 -37.66 178.00
2021-05-03T21:09:23Z automatic 1.3 13.4 -37.66 178.00
2021-05-03T21:09:17Z automatic 1.2 13.4 -37.66 178.00
2021-05-03T21:09:12Z automatic 1.1 13.4 -37.66 178.00
2021-05-03T21:09:10Z automatic 1.1 13.4 -37.66 178.00