Magnitude 1.5, Mon Apr 21 2025 9:07 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


0.01.02.0Magnitude01Time since earthquake (hours)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)01Time since earthquake (hours)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
2025-04-21T10:10:34Z best 1.5 6.0 -38.86 175.89
2025-04-21T09:09:01Z preliminary 1.6 5.2 -38.86 175.88
2025-04-21T09:08:28Z automatic 1.5 10.8 -38.88 175.83
2025-04-21T09:08:26Z automatic 1.5 10.8 -38.88 175.83
2025-04-21T09:08:18Z automatic 1.3 10.8 -38.88 175.83
2025-04-21T09:08:10Z automatic 1.2 10.8 -38.88 175.83
2025-04-21T09:08:09Z automatic 1.2 10.8 -38.88 175.83
2025-04-21T09:07:57Z automatic 1.1 7.6 -38.90 175.77
2025-04-21T09:07:56Z automatic 0.9 7.6 -38.90 175.77