Magnitude 1.7, Fri May 23 2025 12:40 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


0.01.02.0Magnitude012Time 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


0204060Depth (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
2025-05-22T15:39:12Z best 1.7 55.4 -41.53 173.16
2025-05-22T12:42:34Z preliminary 2.0 54.6 -41.54 173.16
2025-05-22T12:42:25Z preliminary 1.9 54.6 -41.54 173.16
2025-05-22T12:42:19Z preliminary 1.8 54.6 -41.54 173.16
2025-05-22T12:42:06Z preliminary 1.8 54.6 -41.54 173.16
2025-05-22T12:42:01Z preliminary 1.7 54.6 -41.54 173.16
2025-05-22T12:42:00Z preliminary 1.6 54.6 -41.54 173.16
2025-05-22T12:41:50Z preliminary 1.3 54.6 -41.54 173.16