Magnitude 3.8, Wed May 21 2025 1:24 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


0.01.02.03.04.0Magnitude024681012141618202224262830323436Time 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


0100200300400500Depth (km)024681012141618202224262830323436Time 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
2025-05-21T02:01:23Z best 3.8 451.0 -31.81 179.69
2025-05-21T01:32:33Z preliminary 3.7 477.9 -31.65 179.57
2025-05-21T01:30:23Z automatic 2.2 5.5 -38.21 177.08
2025-05-21T01:30:20Z automatic 2.2 5.5 -38.21 177.08
2025-05-21T01:30:15Z automatic 2.2 5.5 -38.21 177.08
2025-05-21T01:30:15Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:30:14Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:44Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:38Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:35Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:34Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:31Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:29Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:28Z automatic 2.3 5.5 -38.21 177.08
2025-05-21T01:29:23Z automatic 1.9 5.5 -38.21 177.08
2025-05-21T01:29:22Z automatic 1.9 5.5 -38.21 177.08
2025-05-21T01:29:21Z automatic 1.9 5.5 -38.21 177.08
2025-05-21T01:29:18Z automatic 1.8 5.5 -38.21 177.08
2025-05-21T01:29:14Z automatic 1.8 5.5 -38.21 177.08
2025-05-21T01:28:47Z automatic 0.8 5.5 -38.21 177.08