Magnitude 1.7, Sun May 16 2021 4:56 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


0.01.02.03.0Magnitude01234567Time 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)01234567Time 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
2021-05-16T05:04:10Z best 1.7 5.0 -43.49 171.15
2021-05-16T05:04:10Z preliminary 2.0 10.2 -43.50 171.17
2021-05-16T04:58:33Z preliminary 2.1 10.2 -43.50 171.17
2021-05-16T04:58:20Z preliminary 2.1 10.2 -43.50 171.17
2021-05-16T04:58:20Z preliminary 2.1 10.2 -43.50 171.17
2021-05-16T04:58:15Z automatic 2.1 7.8 -43.50 171.18
2021-05-16T04:58:14Z automatic 1.4 7.8 -43.50 171.18
2021-05-16T04:58:08Z automatic 1.4 7.8 -43.50 171.18
2021-05-16T04:57:54Z automatic 1.4 7.8 -43.50 171.18
2021-05-16T04:57:52Z automatic 1.4 7.8 -43.50 171.18
2021-05-16T04:57:48Z automatic 1.4 7.8 -43.50 171.18
2021-05-16T04:57:31Z automatic 1.4 10.2 -43.50 171.17