Magnitude 1.8, Mon Aug 4 2025 3:54 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


0100Depth (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
2025-08-04T03:59:01Z best 1.8 122.8 -39.58 174.47
2025-08-04T03:59:01Z best 1.8 122.8 -39.58 174.47
2025-08-04T03:59:01Z automatic 2.1 47.8 -39.67 174.40
2025-08-04T03:56:32Z automatic 2.2 47.8 -39.67 174.40
2025-08-04T03:56:24Z automatic 1.5 51.5 -39.75 174.87
2025-08-04T03:56:24Z automatic 2.2 47.8 -39.67 174.40
2025-08-04T03:56:22Z automatic 1.9 47.8 -39.67 174.40
2025-08-04T03:55:45Z automatic 1.7 47.8 -39.67 174.40