Magnitude 1.7, Thu Sep 4 2025 9:50 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


0.01.02.03.0Magnitude01234Time since earthquake (minutes)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)01234Time since earthquake (minutes)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
2025-09-04T09:54:50Z best 1.7 4.7 -38.62 176.21
2025-09-04T09:52:38Z preliminary 1.6 4.1 -38.62 176.21
2025-09-04T09:52:36Z preliminary 1.7 4.1 -38.62 176.21
2025-09-04T09:52:25Z automatic 1.7 8.4 -38.62 176.20
2025-09-04T09:52:02Z automatic 1.7 8.4 -38.62 176.20
2025-09-04T09:51:58Z automatic 1.7 8.4 -38.62 176.20
2025-09-04T09:51:58Z automatic 1.7 5.1 -38.61 176.21
2025-09-04T09:51:48Z automatic 1.7 5.1 -38.61 176.21
2025-09-04T09:51:45Z automatic 1.8 5.1 -38.61 176.21
2025-09-04T09:51:45Z automatic 2.0 5.1 -38.61 176.21
2025-09-04T09:51:40Z automatic 2.1 5.1 -38.61 176.21
2025-09-04T09:51:39Z automatic 2.1 5.1 -38.61 176.21
2025-09-04T09:51:33Z automatic 2.3 5.1 -38.61 176.21