Magnitude 1.7, Sun Aug 17 2025 8:35 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


0.01.02.03.0Magnitude0246810121416182022242628303234Time 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


0100200300Depth (km)0246810121416182022242628303234Time 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
2025-08-17T09:09:06Z best 1.7 202.3 -39.89 173.91
2025-08-17T09:09:06Z best 1.7 202.3 -39.89 173.91
2025-08-17T09:09:06Z automatic 1.7 144.5 -40.26 173.90
2025-08-17T09:05:14Z automatic 1.8 144.5 -40.26 173.90
2025-08-17T09:05:13Z automatic 2.0 252.1 -39.83 173.82