Magnitude 4.7, Mon Sep 20 2021 11:29 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


0.01.02.03.04.05.0Magnitude0123Time 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
2021-10-15T04:26:24Z best 4.7 292.6 -31.09 -179.84
2021-09-20T00:11:18Z best 4.7 300.0 -31.12 -179.71
2021-09-19T23:35:19Z preliminary 4.3 231.4 -30.64 179.01
2021-09-19T23:35:18Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:34:24Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:34:14Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:33:47Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:33:44Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:33:30Z automatic 2.6 108.1 -38.47 177.32
2021-09-19T23:33:27Z automatic 2.4 108.1 -38.47 177.32
2021-09-19T23:33:26Z automatic 2.3 108.1 -38.47 177.32
2021-09-19T23:33:23Z automatic 2.1 108.1 -38.47 177.32
2021-09-19T23:33:12Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:33:11Z automatic 2.1 108.1 -38.47 177.32
2021-09-19T23:33:10Z automatic 2.7 66.9 -37.36 177.25
2021-09-19T23:33:10Z automatic 2.6 66.9 -37.36 177.25
2021-09-19T23:33:09Z automatic 2.5 63.1 -37.36 177.25
2021-09-19T23:33:08Z automatic 2.4 63.1 -37.36 177.25
2021-09-19T23:33:06Z automatic 2.0 108.1 -38.47 177.32
2021-09-19T23:33:04Z automatic 2.4 63.1 -37.36 177.25
2021-09-19T23:33:04Z automatic 2.3 63.1 -37.36 177.25
2021-09-19T23:33:03Z automatic 2.3 63.1 -37.36 177.25
2021-09-19T23:33:03Z automatic 2.2 63.1 -37.36 177.25
2021-09-19T23:33:02Z automatic 2.2 63.1 -37.36 177.25
2021-09-19T23:32:59Z automatic 2.2 63.1 -37.36 177.25
2021-09-19T23:32:58Z automatic 2.2 63.1 -37.36 177.25
2021-09-19T23:32:58Z automatic 2.1 63.1 -37.36 177.25
2021-09-19T23:32:57Z automatic 2.1 63.1 -37.36 177.25
2021-09-19T23:32:50Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:50Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:32Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:32Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:22Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:22Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:19Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:19Z automatic 2.0 63.1 -37.36 177.25
2021-09-19T23:32:18Z automatic 2.0 63.1 -37.36 177.25