Magnitude 1.8, Mon Aug 4 2025 8:27 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


0.01.02.03.0Magnitude0123456789Time 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


01234567Depth (km)0123456789Time 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
2025-08-04T08:36:59Z best 1.8 4.5 -38.65 176.10
2025-08-04T08:30:24Z preliminary 1.8 3.5 -38.66 176.10
2025-08-04T08:29:19Z automatic 1.7 5.1 -38.65 176.10
2025-08-04T08:29:16Z automatic 1.7 5.1 -38.65 176.10
2025-08-04T08:29:15Z automatic 1.7 5.1 -38.65 176.10
2025-08-04T08:29:07Z automatic 1.6 5.1 -38.65 176.10
2025-08-04T08:29:00Z automatic 1.6 5.1 -38.65 176.10
2025-08-04T08:28:47Z automatic 1.7 5.1 -38.65 176.10
2025-08-04T08:28:44Z automatic 1.7 5.1 -38.65 176.10
2025-08-04T08:28:41Z automatic 1.9 5.1 -38.65 176.10
2025-08-04T08:28:37Z automatic 2.0 5.1 -38.65 176.10
2025-08-04T08:28:34Z automatic 2.1 5.1 -38.65 176.10
2025-08-04T08:28:32Z automatic 2.3 5.1 -38.65 176.10