Magnitude 1.8, Wed Apr 22 2026 5:50 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


0.01.02.03.04.0Magnitude012345678Time 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)012345678Time 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
2026-04-21T17:59:06Z best 1.8 5.0 -37.68 177.00
2026-04-21T17:53:02Z preliminary 2.2 3.4 -37.70 177.00
2026-04-21T17:53:02Z preliminary 2.2 3.4 -37.70 177.00
2026-04-21T17:52:52Z automatic 2.9 99.8 -37.46 176.24
2026-04-21T17:52:19Z automatic 2.9 99.8 -37.46 176.24
2026-04-21T17:52:16Z automatic 2.8 99.8 -37.46 176.24
2026-04-21T17:52:13Z automatic 3.0 99.8 -37.46 176.24
2026-04-21T17:51:52Z automatic 3.3 99.8 -37.46 176.24