Magnitude 0.9, Thu Jul 31 2025 5:34 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


0.01.02.0Magnitude0123456789101112131415161718Time 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


010Depth (km)0123456789101112131415161718Time 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
2025-07-31T12:05:47Z best 0.9 6.7 -41.11 175.29
2025-07-30T17:36:00Z preliminary 1.2 5.9 -41.10 175.29
2025-07-30T17:35:35Z automatic 0.9 15.0 -41.11 175.29
2025-07-30T17:35:30Z automatic 0.9 15.0 -41.11 175.29