Magnitude 4.2, Mon Apr 20 2026 7:54 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


0.01.02.03.04.05.0Magnitude012345Time 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


0100Depth (km)012345Time 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
2026-05-27T02:00:30Z best 4.2 33.0 -32.97 -177.35
2026-04-19T20:45:34Z best 4.0 100.0 -32.88 -177.52
2026-04-19T20:05:05Z preliminary 4.0 100.0 -32.90 -177.53
2026-04-19T19:57:34Z automatic 2.2 10.0 -38.33 178.05
2026-04-19T19:57:23Z automatic 2.2 10.0 -38.33 178.05
2026-04-19T19:57:12Z automatic 2.1 10.0 -38.33 178.05
2026-04-19T19:57:06Z automatic 2.1 10.0 -38.33 178.05
2026-04-19T19:56:54Z automatic 2.0 10.0 -38.33 178.05
2026-04-19T19:56:43Z automatic 1.8 10.0 -38.33 178.05
2026-04-19T19:56:40Z automatic 1.6 10.0 -38.33 178.05
2026-04-19T19:56:24Z automatic 1.3 10.0 -38.33 178.05
2026-04-19T19:56:24Z automatic 1.3 10.0 -38.33 178.05