Magnitude 1.7, Sun Aug 31 2025 9:28 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


0.01.02.03.0Magnitude01234Time 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


010Depth (km)01234Time 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
2025-08-30T21:32:40Z best 1.7 5.0 -42.64 171.88
2025-08-30T21:30:00Z automatic 2.7 10.1 -42.65 171.89
2025-08-30T21:29:43Z automatic 2.7 10.1 -42.65 171.89
2025-08-30T21:29:36Z automatic 2.7 10.1 -42.65 171.89
2025-08-30T21:29:35Z automatic 2.7 10.1 -42.65 171.89
2025-08-30T21:29:30Z automatic 2.7 10.1 -42.65 171.89
2025-08-30T21:29:29Z automatic 2.7 10.1 -42.65 171.89