Magnitude 3.8, Sat Aug 30 2025 6:16 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


0.01.02.03.04.0Magnitude01234567891011121314151617181920Time 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


0100200Depth (km)01234567891011121314151617181920Time 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
2025-08-31T03:05:12Z best 3.8 236.8 -30.85 -178.28
2025-08-30T09:23:46Z preliminary 3.8 229.2 -30.72 -178.72
2025-08-30T06:24:12Z preliminary 3.8 229.2 -30.72 -178.72
2025-08-30T06:20:09Z automatic 2.4 51.5 -37.62 177.78
2025-08-30T06:20:07Z automatic 2.3 51.5 -37.62 177.78
2025-08-30T06:19:53Z automatic 1.9 51.5 -37.62 177.78
2025-08-30T06:19:49Z automatic 1.4 51.5 -37.62 177.78