Magnitude 1.7, Wed May 21 2025 2:20 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


0.01.02.0Magnitude024681012141618202224262830323436384042Time 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


020406080Depth (km)024681012141618202224262830323436384042Time 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
2025-05-20T15:03:53Z best 1.7 71.8 -40.77 173.39
2025-05-20T15:03:53Z preliminary 1.8 69.9 -40.76 173.41
2025-05-20T14:22:46Z preliminary 1.9 69.9 -40.76 173.41