Magnitude 4.2, Wed Aug 27 2025 7:36 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


0.01.02.03.04.05.0Magnitude012Time 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


0100200300400500Depth (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
2025-08-27T09:40:17Z best 4.2 437.2 -31.69 -179.64
2025-08-27T07:40:03Z preliminary 4.5 438.3 -31.70 -179.62
2025-08-27T07:39:38Z automatic 2.7 48.7 -37.65 178.03
2025-08-27T07:39:36Z automatic 2.7 48.7 -37.65 178.03
2025-08-27T07:39:35Z automatic 2.6 48.7 -37.65 178.03
2025-08-27T07:39:30Z automatic 2.6 48.7 -37.65 178.03
2025-08-27T07:39:28Z automatic 2.5 48.7 -37.65 178.03
2025-08-27T07:39:28Z automatic 2.3 48.7 -37.65 178.03
2025-08-27T07:39:12Z automatic 2.2 48.7 -37.65 178.03
2025-08-27T07:39:05Z automatic 2.1 48.7 -37.65 178.03
2025-08-27T07:39:03Z automatic 2.2 48.7 -37.65 178.03
2025-08-27T07:38:59Z automatic 2.6 48.7 -37.65 178.03