Magnitude 2.1, Sun Apr 20 2025 9:40 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


0.01.02.03.0Magnitude0123456789101112131415Time 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


0100200Depth (km)0123456789101112131415Time 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
2025-04-20T09:56:05Z best 2.1 167.4 -38.39 175.87
2025-04-20T09:43:00Z preliminary 2.3 166.0 -38.39 175.84
2025-04-20T09:42:47Z preliminary 2.4 166.0 -38.39 175.84
2025-04-20T09:42:33Z preliminary 2.3 166.0 -38.39 175.84
2025-04-20T09:42:07Z preliminary 2.3 166.0 -38.39 175.84
2025-04-20T09:42:06Z preliminary 2.3 166.0 -38.39 175.84
2025-04-20T09:42:03Z automatic 2.1 122.1 -38.72 176.09
2025-04-20T09:42:02Z automatic 2.1 122.1 -38.72 176.09
2025-04-20T09:41:54Z automatic 2.1 122.1 -38.72 176.09
2025-04-20T09:41:42Z automatic 1.9 107.3 -38.75 176.35