Magnitude 1.7, Tue May 20 2025 10:48 PM


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


0.01.02.0Magnitude01234Time 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


01234567Depth (km)01234Time 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
2025-05-20T15:23:43Z best 1.7 4.4 -38.65 176.08
2025-05-20T10:52:09Z preliminary 1.8 3.5 -38.64 176.09
2025-05-20T10:49:55Z automatic 1.7 5.1 -38.65 176.09
2025-05-20T10:49:52Z automatic 1.7 5.1 -38.65 176.09