Magnitude 4.5, Sat Aug 16 2025 1:35 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


0.01.02.03.04.05.0Magnitude012345678910111213141516Time 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


0100200300400500600700Depth (km)012345678910111213141516Time 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
2025-08-16T01:51:57Z best 4.5 200.0 -16.61 -177.07
2025-08-16T01:47:29Z preliminary 4.2 600.0 -25.68 -179.72
2025-08-16T01:42:19Z automatic 2.6 107.3 -39.11 175.02
2025-08-16T01:42:14Z automatic 2.5 107.3 -39.11 175.02
2025-08-16T01:42:13Z automatic 2.5 107.3 -39.11 175.02
2025-08-16T01:42:12Z automatic 2.4 107.3 -39.11 175.02
2025-08-16T01:42:10Z automatic 2.4 107.3 -39.11 175.02
2025-08-16T01:42:07Z automatic 2.3 107.3 -39.11 175.02
2025-08-16T01:42:05Z automatic 2.3 107.3 -39.11 175.02
2025-08-16T01:42:04Z automatic 2.4 107.3 -39.11 175.02
2025-08-16T01:42:00Z automatic 2.4 107.3 -39.11 175.02
2025-08-16T01:41:33Z automatic 2.2 107.3 -39.11 175.02