Magnitude 2.4, Mon Aug 18 2025 3:31 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


0.01.02.03.0Magnitude012Time since earthquake (hours)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


0100200Depth (km)012Time since earthquake (hours)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
2025-08-18T05:56:41Z best 2.4 168.4 -38.22 175.80
2025-08-18T03:33:57Z preliminary 2.1 159.9 -38.38 175.79
2025-08-18T03:33:40Z preliminary 2.1 159.9 -38.38 175.79
2025-08-18T03:33:36Z automatic 1.6 56.1 -39.05 176.06
2025-08-18T03:33:36Z automatic 1.6 56.1 -39.05 176.06
2025-08-18T03:33:33Z automatic 1.4 56.1 -39.05 176.06
2025-08-18T03:33:33Z automatic 1.4 56.1 -39.05 176.06
2025-08-18T03:33:22Z automatic 1.6 56.1 -39.05 176.06