Magnitude 4.5, Mon Jul 28 2025 12:39 AM


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


0.01.02.03.04.05.0Magnitude012345Time since earthquake (minutes)Magnitude Historyp

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


0100200300400Depth (km)012345Time since earthquake (minutes)Depth Historyp

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
2025-07-27T12:44:45Z preliminary 4.5 400.0 -30.61 178.93
2025-07-27T12:44:44Z preliminary 4.3 400.0 -30.61 178.93
2025-07-27T12:43:26Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:43:20Z automatic 1.6 51.5 -37.76 177.86
2025-07-27T12:43:07Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:43:01Z automatic 1.6 51.5 -37.76 177.86
2025-07-27T12:42:54Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:37Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:26Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:25Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:23Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:22Z automatic 1.4 73.8 -37.92 177.98
2025-07-27T12:42:10Z automatic 0.5 73.8 -37.92 177.98
2025-07-27T12:42:09Z automatic 0.5 73.8 -37.92 177.98
2025-07-27T12:41:39Z automatic 0.7 51.5 -37.76 177.86