Magnitude 1.6, Sat Aug 16 2025 4:31 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


0.01.02.0Magnitude0123456Time 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)0123456Time 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
2025-08-15T16:38:23Z best 1.6 98.1 -39.75 174.50
2025-08-15T16:38:23Z best 1.6 98.1 -39.75 174.50
2025-08-15T16:33:54Z automatic 1.9 82.2 -39.89 174.52
2025-08-15T16:33:52Z automatic 1.8 82.2 -39.89 174.52
2025-08-15T16:33:37Z automatic 1.8 82.2 -39.89 174.52
2025-08-15T16:33:37Z automatic 1.8 82.2 -39.89 174.52
2025-08-15T16:33:36Z automatic 1.8 82.2 -39.89 174.52
2025-08-15T16:33:31Z automatic 1.8 82.2 -39.89 174.52