Magnitude 1.6, Mon Aug 18 2025 7:58 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


0.01.02.0Magnitude012345Time 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


010203040Depth (km)012345Time 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
2025-08-18T08:04:17Z best 1.6 27.2 -40.93 174.69
2025-08-18T08:00:03Z automatic 1.6 33.8 -40.95 174.69
2025-08-18T07:59:56Z automatic 1.6 33.8 -40.95 174.69
2025-08-18T07:59:54Z automatic 1.6 33.8 -40.95 174.69
2025-08-18T07:59:54Z automatic 1.6 33.8 -40.95 174.69
2025-08-18T07:59:53Z automatic 1.6 33.8 -40.95 174.69
2025-08-18T07:59:51Z automatic 1.4 33.8 -40.95 174.69
2025-08-18T07:59:49Z automatic 1.4 33.8 -40.95 174.69
2025-08-18T07:59:48Z automatic 1.4 33.8 -40.95 174.69
2025-08-18T07:59:41Z automatic 1.3 33.8 -40.95 174.69
2025-08-18T07:59:39Z automatic 1.3 33.8 -40.95 174.69
2025-08-18T07:59:39Z automatic 1.3 33.8 -40.95 174.69
2025-08-18T07:59:38Z automatic 1.3 33.8 -40.95 174.69
2025-08-18T07:59:37Z automatic 1.2 33.8 -40.95 174.69
2025-08-18T07:59:36Z automatic 1.2 32.4 -40.94 174.69
2025-08-18T07:59:25Z automatic 1.0 32.4 -40.94 174.69