Magnitude 1.7, Sun Oct 18 2020 7:35 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


0.01.02.0Magnitude01234Time since earthquake (minutes)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


010Depth (km)01234Time since earthquake (minutes)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
2020-10-17T18:40:31Z best 1.7 12.0 -40.35 176.79
2020-10-17T18:40:31Z preliminary 1.7 6.2 -40.32 176.63
2020-10-17T18:38:28Z preliminary 1.8 6.2 -40.32 176.63
2020-10-17T18:38:28Z preliminary 1.8 6.2 -40.32 176.63
2020-10-17T18:38:09Z automatic 1.8 6.2 -40.32 176.63
2020-10-17T18:37:15Z automatic 1.7 6.2 -40.32 176.63
2020-10-17T18:37:11Z automatic 1.5 6.2 -40.32 176.63
2020-10-17T18:37:07Z automatic 1.5 6.2 -40.32 176.63
2020-10-17T18:36:48Z automatic 1.4 6.2 -40.32 176.63
2020-10-17T18:36:41Z automatic 1.2 6.2 -40.32 176.63