Magnitude 1.8, Tue Apr 21 2026 11:24 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


0.01.02.03.04.0Magnitude0123Time 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


0100Depth (km)0123Time 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
2026-04-20T23:27:45Z best 1.8 5.0 -37.93 176.84
2026-04-20T23:27:45Z best 1.8 5.0 -37.93 176.84
2026-04-20T23:27:45Z automatic 2.9 147.3 -37.23 175.09
2026-04-20T23:26:08Z automatic 3.0 147.3 -37.23 175.09
2026-04-20T23:26:07Z automatic 3.0 147.3 -37.23 175.09
2026-04-20T23:26:05Z automatic 3.1 147.3 -37.23 175.09
2026-04-20T23:26:04Z automatic 3.1 147.3 -37.23 175.09
2026-04-20T23:26:04Z automatic 3.1 147.3 -37.23 175.09
2026-04-20T23:26:03Z automatic 3.1 147.3 -37.23 175.09
2026-04-20T23:25:42Z automatic 3.4 147.3 -37.23 175.09