Magnitude 1.8, Sat May 31 2025 3:46 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


0.01.02.03.0Magnitude024681012141618202224262830323436384042Time 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)024681012141618202224262830323436384042Time 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
2025-05-30T16:29:47Z best 1.8 132.0 -41.25 172.72
2025-05-30T16:29:47Z preliminary 2.5 130.0 -41.30 172.74
2025-05-30T15:48:26Z preliminary 2.5 130.0 -41.30 172.74
2025-05-30T15:48:18Z preliminary 2.4 130.0 -41.30 172.74
2025-05-30T15:48:07Z preliminary 2.2 130.0 -41.30 172.74
2025-05-30T15:47:42Z automatic 2.2 108.2 -41.41 172.88
2025-05-30T15:47:41Z automatic 2.2 108.2 -41.41 172.88
2025-05-30T15:47:34Z automatic 2.2 108.2 -41.41 172.88
2025-05-30T15:47:33Z automatic 2.2 108.2 -41.41 172.88
2025-05-30T15:47:31Z automatic 2.0 108.2 -41.41 172.88
2025-05-30T15:47:30Z automatic 2.0 108.2 -41.41 172.88
2025-05-30T15:47:18Z automatic 2.0 108.2 -41.41 172.88
2025-05-30T15:47:15Z automatic 1.9 107.3 -41.35 172.85
2025-05-30T15:47:04Z automatic 1.5 107.3 -41.35 172.85