Magnitude 2.1, Mon Aug 4 2025 4:17 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


01020Depth (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
2025-08-04T04:21:39Z best 2.1 18.8 -40.91 175.98
2025-08-04T04:18:29Z automatic 2.2 21.0 -40.92 175.99
2025-08-04T04:18:18Z automatic 2.2 21.0 -40.92 175.99
2025-08-04T04:18:16Z automatic 2.2 21.0 -40.92 175.99
2025-08-04T04:18:10Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:07Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:07Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:04Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:04Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:01Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:18:01Z automatic 2.1 21.0 -40.92 175.99
2025-08-04T04:17:59Z automatic 2.0 21.0 -40.92 175.99
2025-08-04T04:17:57Z automatic 2.0 21.0 -40.92 175.99
2025-08-04T04:17:56Z automatic 2.0 21.0 -40.92 175.99
2025-08-04T04:17:56Z automatic 2.0 21.0 -40.92 175.99
2025-08-04T04:17:55Z automatic 2.0 21.0 -40.92 175.99
2025-08-04T04:17:54Z automatic 2.0 20.1 -40.92 175.99
2025-08-04T04:17:53Z automatic 1.9 20.1 -40.92 175.99
2025-08-04T04:17:47Z automatic 1.9 20.1 -40.92 175.99
2025-08-04T04:17:45Z automatic 2.1 20.1 -40.92 175.99