Magnitude 1.7, Wed Jul 23 2025 3:38 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


0.01.02.0Magnitude012345Time 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


0123456Depth (km)012345Time 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
2025-07-23T09:13:18Z best 1.7 0.0 -45.41 170.52
2025-07-23T09:04:58Z best 1.7 0.0 -45.41 170.52
2025-07-23T03:45:40Z preliminary 1.9 5.0 -45.40 170.52