Magnitude 4.1, Mon Sep 15 2025 8:09 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


0.01.02.03.04.05.0Magnitude0123456Time since earthquake (days)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 (days)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
2025-09-21T22:43:10Z best 4.1 100.0 -33.38 -179.63
2025-09-15T08:33:07Z best 4.2 100.0 -33.38 -179.63
2025-09-15T08:17:19Z preliminary 4.1 151.2 -33.42 -179.48
2025-09-15T08:13:06Z automatic 2.3 25.5 -38.44 177.14
2025-09-15T08:12:53Z automatic 2.2 25.5 -38.44 177.14
2025-09-15T08:12:50Z automatic 2.2 25.5 -38.44 177.14
2025-09-15T08:12:48Z automatic 2.1 25.5 -38.44 177.14
2025-09-15T08:12:40Z automatic 2.1 25.5 -38.44 177.14
2025-09-15T08:12:37Z automatic 2.0 25.5 -38.44 177.14
2025-09-15T08:12:35Z automatic 1.9 25.5 -38.44 177.14
2025-09-15T08:12:32Z automatic 1.8 25.5 -38.44 177.14
2025-09-15T08:12:28Z automatic 1.7 25.5 -38.44 177.14
2025-09-15T08:12:26Z automatic 1.8 25.5 -38.44 177.14
2025-09-15T08:12:24Z automatic 1.9 25.5 -38.44 177.14
2025-09-15T08:12:10Z automatic 1.6 25.5 -38.44 177.14