Magnitude 2.1, Sun May 4 2025 9:57 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


0.01.02.03.0Magnitude01234567Time 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


0100Depth (km)01234567Time 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
2025-05-04T17:01:27Z best 2.1 85.5 -40.14 174.10
2025-05-04T10:01:55Z preliminary 1.9 79.2 -40.13 174.12
2025-05-04T09:59:59Z automatic 2.1 58.9 -40.55 173.25