Magnitude 4.5, Wed Apr 23 2025 2:49 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


0.01.02.03.04.05.0Magnitude01Time 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


0100200Depth (km)01Time 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
2025-05-05T11:03:51Z best 4.5 33.0 -20.13 -173.06
2025-05-05T11:03:45Z best 5.0 33.0 -20.13 -173.06
2025-04-22T14:57:56Z preliminary 2.5 216.2 -38.29 176.58
2025-04-22T14:55:45Z automatic 1.6 44.0 -39.46 175.57
2025-04-22T14:55:45Z automatic 1.6 44.0 -39.46 175.57
2025-04-22T14:55:44Z automatic 1.6 44.0 -39.46 175.57
2025-04-22T14:55:42Z automatic 1.4 105.4 -39.11 176.00
2025-04-22T14:55:25Z automatic 1.8 105.4 -39.11 176.00