Magnitude 1.7, Wed Apr 23 2025 6:34 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


0.01.02.0Magnitude012Time 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


0102030Depth (km)012Time 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
2025-04-23T09:07:14Z best 1.7 22.8 -40.49 175.69
2025-04-23T06:36:13Z preliminary 1.6 22.9 -40.49 175.69
2025-04-23T06:36:13Z automatic 1.7 24.8 -40.49 175.68
2025-04-23T06:36:03Z automatic 1.6 24.8 -40.49 175.68
2025-04-23T06:35:56Z automatic 1.6 24.8 -40.49 175.68
2025-04-23T06:35:54Z automatic 1.6 24.8 -40.49 175.68
2025-04-23T06:35:54Z automatic 1.6 24.8 -40.49 175.68
2025-04-23T06:35:53Z automatic 1.6 25.2 -40.49 175.68
2025-04-23T06:35:48Z automatic 1.5 25.2 -40.49 175.68
2025-04-23T06:35:46Z automatic 1.5 25.2 -40.49 175.68
2025-04-23T06:35:44Z automatic 1.5 25.2 -40.49 175.68
2025-04-23T06:35:39Z automatic 1.3 25.2 -40.49 175.68
2025-04-23T06:35:35Z automatic 1.2 25.2 -40.49 175.68