Magnitude 1.6, Wed May 21 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


0.01.02.0Magnitude0246810121416182022242628303234Time 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


010Depth (km)0246810121416182022242628303234Time 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
2025-05-21T02:10:17Z best 1.6 10.6 -38.72 177.16
2025-05-21T01:37:54Z preliminary 1.6 8.6 -38.71 177.16
2025-05-21T01:37:26Z automatic 1.6 6.0 -38.72 177.15
2025-05-21T01:36:53Z automatic 1.6 6.0 -38.72 177.15
2025-05-21T01:36:39Z automatic 1.6 6.0 -38.72 177.15
2025-05-21T01:36:38Z automatic 1.6 6.0 -38.72 177.15
2025-05-21T01:36:25Z automatic 1.6 7.1 -38.72 177.15
2025-05-21T01:36:18Z automatic 1.6 7.1 -38.72 177.15
2025-05-21T01:36:17Z automatic 1.5 7.1 -38.72 177.15
2025-05-21T01:36:15Z automatic 1.5 7.1 -38.72 177.15
2025-05-21T01:36:11Z automatic 1.5 7.1 -38.72 177.15
2025-05-21T01:36:09Z automatic 1.5 7.1 -38.72 177.15
2025-05-21T01:36:09Z automatic 1.4 7.1 -38.72 177.15