Magnitude 4.1, Tue May 9 2023 9:47 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


010Depth (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
2023-06-01T22:27:43Z best 4.1 5.0 -42.94 172.07
2023-05-08T21:54:25Z best 4.1 5.0 -42.94 172.07
2023-05-08T21:48:40Z preliminary 4.0 5.0 -42.95 172.09
2023-05-08T21:48:40Z preliminary 4.0 5.0 -42.95 172.09
2023-05-08T21:48:40Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:36Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:35Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:35Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:34Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:33Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:32Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:31Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:25Z automatic 3.9 15.8 -42.97 172.10
2023-05-08T21:48:25Z automatic 3.9 15.8 -42.97 172.10
2023-05-08T21:48:21Z automatic 4.0 15.8 -42.97 172.10
2023-05-08T21:48:20Z automatic 4.0 13.9 -42.96 172.08
2023-05-08T21:48:14Z automatic 3.8 13.9 -42.96 172.08
2023-05-08T21:48:07Z automatic 3.8 13.9 -42.96 172.08