Magnitude 1.8, Wed May 21 2025 12:35 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


0.01.02.0Magnitude02468101214161820222426283032343638Time 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)02468101214161820222426283032343638Time 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
2025-05-20T13:15:00Z best 1.8 41.8 -40.28 176.26
2025-05-20T12:37:02Z preliminary 1.8 40.4 -40.28 176.27
2025-05-20T12:37:00Z preliminary 1.7 40.4 -40.28 176.27
2025-05-20T12:36:58Z preliminary 1.6 40.4 -40.28 176.27
2025-05-20T12:36:56Z preliminary 1.4 40.4 -40.28 176.27
2025-05-20T12:36:56Z preliminary 1.0 40.4 -40.28 176.27