Magnitude 1.7, Tue Aug 12 2025 6:06 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


0.01.02.0Magnitude0123456789Time 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


01020Depth (km)0123456789Time 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
2025-08-12T03:20:54Z best 1.7 16.9 -38.56 177.84
2025-08-11T18:07:53Z preliminary 1.8 16.3 -38.56 177.84
2025-08-11T18:07:49Z preliminary 1.8 16.3 -38.56 177.84
2025-08-11T18:07:44Z preliminary 1.7 16.3 -38.56 177.84
2025-08-11T18:07:43Z automatic 1.7 16.4 -38.56 177.83
2025-08-11T18:07:43Z automatic 1.7 16.4 -38.56 177.83
2025-08-11T18:07:41Z automatic 1.6 16.4 -38.56 177.83
2025-08-11T18:07:37Z automatic 1.6 16.6 -38.56 177.83
2025-08-11T18:07:30Z automatic 1.5 16.6 -38.56 177.83
2025-08-11T18:07:23Z automatic 1.6 16.6 -38.56 177.83
2025-08-11T18:07:19Z automatic 1.7 16.6 -38.56 177.83