Magnitude 4.0, Sat Apr 20 2024 6:23 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


0.01.02.03.04.05.0Magnitude01Time since earthquake (hours)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


010203040Depth (km)01Time since earthquake (hours)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
2024-04-19T19:51:42Z best 4.0 33.0 -31.88 -177.09
2024-04-19T18:27:13Z preliminary 4.4 33.0 -31.61 -178.56
2024-04-19T18:27:12Z preliminary 4.4 33.0 -31.61 -178.56
2024-04-19T18:27:12Z automatic 2.4 37.8 -37.59 178.25
2024-04-19T18:26:47Z automatic 2.4 37.8 -37.59 178.25
2024-04-19T18:26:45Z automatic 2.3 37.8 -37.59 178.25
2024-04-19T18:26:43Z automatic 2.3 37.8 -37.59 178.25
2024-04-19T18:26:41Z automatic 2.2 37.8 -37.59 178.25
2024-04-19T18:26:39Z automatic 2.1 37.8 -37.59 178.25
2024-04-19T18:26:38Z automatic 1.9 37.8 -37.59 178.25
2024-04-19T18:26:33Z automatic 1.9 37.8 -37.59 178.25
2024-04-19T18:26:30Z automatic 1.8 37.8 -37.59 178.25
2024-04-19T18:26:21Z automatic 1.8 37.8 -37.59 178.25
2024-04-19T18:26:08Z automatic 1.7 37.8 -37.59 178.25
2024-04-19T18:26:05Z automatic 1.6 37.8 -37.59 178.25
2024-04-19T18:25:45Z automatic 1.5 37.8 -37.59 178.25