Magnitude 1.6, Thu Jul 31 2025 2:06 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


0.01.02.0Magnitude012345678910111213141516171819Time 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


0102030Depth (km)012345678910111213141516171819Time 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
2025-07-31T09:13:43Z best 1.6 23.8 -41.07 174.73
2025-07-30T14:07:25Z preliminary 1.6 23.5 -41.10 174.74
2025-07-30T14:07:19Z preliminary 1.5 23.5 -41.10 174.74
2025-07-30T14:07:17Z preliminary 1.5 23.5 -41.10 174.74
2025-07-30T14:07:11Z automatic 1.5 30.3 -41.10 174.75
2025-07-30T14:07:11Z automatic 1.5 30.3 -41.10 174.75
2025-07-30T14:07:10Z automatic 1.5 30.3 -41.10 174.75
2025-07-30T14:07:10Z automatic 1.5 30.3 -41.10 174.75
2025-07-30T14:07:06Z automatic 1.5 29.6 -41.11 174.74
2025-07-30T14:07:04Z automatic 1.4 29.6 -41.11 174.74
2025-07-30T14:07:03Z automatic 1.4 29.6 -41.11 174.74
2025-07-30T14:07:02Z automatic 1.5 29.6 -41.11 174.74