Magnitude 1.6, Fri Jul 4 2025 1:56 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


0.01.02.0Magnitude0123456789101112131415161718192021Time 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


012345678Depth (km)0123456789101112131415161718192021Time 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
2025-07-04T22:59:44Z best 1.6 6.2 -38.36 176.17
2025-07-04T01:57:59Z preliminary 1.6 5.8 -38.36 176.18
2025-07-04T01:57:58Z automatic 1.5 5.1 -38.36 176.18
2025-07-04T01:57:57Z automatic 1.5 5.1 -38.36 176.18
2025-07-04T01:57:56Z automatic 1.5 5.1 -38.36 176.18
2025-07-04T01:57:56Z automatic 1.6 5.1 -38.36 176.18
2025-07-04T01:57:56Z automatic 1.6 5.1 -38.36 176.18
2025-07-04T01:57:55Z automatic 1.6 5.1 -38.36 176.18
2025-07-04T01:57:54Z automatic 1.7 5.1 -38.36 176.18
2025-07-04T01:57:51Z automatic 1.7 5.1 -38.36 176.18
2025-07-04T01:57:50Z automatic 1.6 5.1 -38.36 176.18
2025-07-04T01:57:47Z automatic 1.8 5.1 -38.36 176.18