Magnitude 1.9, Tue Apr 22 2025 2:33 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


0.01.02.03.0Magnitude012Time 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)012Time 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
2025-04-21T17:23:40Z best 1.9 3.0 -43.25 170.73
2025-04-21T14:36:03Z preliminary 2.1 5.0 -43.24 170.73
2025-04-21T14:35:25Z preliminary 2.3 5.0 -43.24 170.73
2025-04-21T14:35:23Z preliminary 2.3 1.2 -43.25 170.71
2025-04-21T14:35:20Z preliminary 2.2 1.2 -43.25 170.71
2025-04-21T14:34:57Z preliminary 1.7 1.2 -43.25 170.71
2025-04-21T14:34:40Z automatic 1.8 5.2 -43.25 170.75
2025-04-21T14:34:39Z automatic 1.8 5.2 -43.25 170.75
2025-04-21T14:34:35Z automatic 1.8 5.2 -43.25 170.75
2025-04-21T14:34:34Z automatic 1.8 5.2 -43.25 170.75
2025-04-21T14:34:32Z automatic 2.0 5.2 -43.25 170.75
2025-04-21T14:34:28Z automatic 2.0 5.2 -43.25 170.75
2025-04-21T14:34:23Z automatic 2.0 5.2 -43.25 170.75
2025-04-21T14:34:12Z automatic 1.9 11.5 -43.23 170.75