Magnitude 4.0, Fri May 16 2025 5:34 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


0.01.02.03.04.05.0Magnitude0123Time since earthquake (weeks)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)0123Time since earthquake (weeks)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
2025-06-09T01:41:15Z best 4.0 33.0 -31.20 -176.84
2025-05-16T05:57:17Z best 4.1 33.0 -30.94 -177.37
2025-05-16T05:39:26Z preliminary 3.9 100.0 -30.70 -178.09
2025-05-16T05:38:17Z automatic 1.9 37.5 -37.72 178.24
2025-05-16T05:38:12Z automatic 1.8 37.5 -37.72 178.24
2025-05-16T05:38:06Z automatic 1.8 37.5 -37.72 178.24
2025-05-16T05:38:01Z automatic 1.7 37.5 -37.72 178.24
2025-05-16T05:37:58Z automatic 1.6 37.5 -37.72 178.24
2025-05-16T05:37:51Z automatic 1.6 37.5 -37.72 178.24
2025-05-16T05:37:49Z automatic 1.5 37.5 -37.72 178.24
2025-05-16T05:37:35Z automatic 1.4 37.5 -37.72 178.24
2025-05-16T05:37:29Z automatic 1.2 37.5 -37.72 178.24
2025-05-16T05:37:19Z automatic 1.1 37.5 -37.72 178.24
2025-05-16T05:37:13Z automatic 1.2 37.5 -37.72 178.24