Magnitude 4.4, Sun Jul 18 2021 8:36 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


0.01.02.03.04.05.0Magnitude0123Time 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


0100Depth (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
2021-08-11T01:32:24Z best 4.4 91.0 -45.01 167.59
2021-07-18T08:42:06Z best 4.4 78.0 -45.01 167.52
2021-07-18T08:38:41Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:41Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:37Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:13Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:11Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:11Z preliminary 3.9 75.3 -44.98 167.45
2021-07-18T08:38:06Z preliminary 3.8 75.3 -44.98 167.45
2021-07-18T08:37:56Z preliminary 3.6 75.3 -44.98 167.45
2021-07-18T08:37:44Z preliminary 3.7 75.3 -44.98 167.45
2021-07-18T08:37:44Z automatic 3.5 75.3 -45.07 167.65
2021-07-18T08:37:38Z automatic 3.5 75.3 -45.07 167.65
2021-07-18T08:37:37Z automatic 3.5 75.3 -45.07 167.65