Magnitude 3.7, Wed May 21 2025 3:24 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


0.01.02.03.04.0Magnitude02468101214161820222426283032343638404244464850Time 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


02040Depth (km)02468101214161820222426283032343638404244464850Time 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
2025-05-20T16:14:35Z best 3.7 12.0 -37.04 -179.69
2025-05-20T15:26:33Z preliminary 3.4 12.0 -37.17 -179.71
2025-05-20T15:26:29Z preliminary 3.4 12.0 -37.17 -179.71
2025-05-20T15:26:29Z automatic 2.4 43.1 -37.83 178.58
2025-05-20T15:26:28Z automatic 2.4 43.1 -37.83 178.58
2025-05-20T15:26:22Z automatic 1.8 43.1 -37.83 178.58