Magnitude 1.9, Wed Apr 23 2025 5:06 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


0.01.02.0Magnitude01Time 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
2025-04-22T18:11:46Z best 1.9 5.0 -43.34 170.80
2025-04-22T17:07:32Z preliminary 1.9 5.0 -43.33 170.82
2025-04-22T17:07:31Z automatic 1.9 8.7 -43.33 170.86