Magnitude 1.6, Sat Mar 22 2025 3:20 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


0.01.02.0Magnitude012Time 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


0204060Depth (km)012Time 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
2025-03-21T16:38:45Z best 1.6 44.4 -38.93 176.41
2025-03-21T14:22:12Z preliminary 1.5 47.1 -38.94 176.47
2025-03-21T14:22:10Z automatic 1.7 50.1 -38.92 176.41
2025-03-21T14:22:08Z automatic 1.7 50.1 -38.92 176.41
2025-03-21T14:22:07Z automatic 1.6 50.1 -38.92 176.41
2025-03-21T14:22:04Z automatic 1.6 50.1 -38.92 176.41
2025-03-21T14:22:03Z automatic 1.6 50.1 -38.92 176.41