Magnitude 1.7, Thu May 22 2025 4:07 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


0.01.02.0Magnitude012345678910Time 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


020406080Depth (km)012345678910Time 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
2025-05-21T16:18:05Z best 1.7 71.6 -41.01 173.70
2025-05-21T16:09:47Z preliminary 1.6 71.3 -41.00 173.67
2025-05-21T16:09:47Z automatic 1.6 82.2 -41.01 173.68
2025-05-21T16:08:36Z automatic 1.6 82.2 -41.01 173.68
2025-05-21T16:08:35Z automatic 1.6 82.2 -41.01 173.68
2025-05-21T16:08:34Z automatic 1.3 82.2 -41.01 173.68
2025-05-21T16:08:33Z automatic 1.3 82.2 -41.01 173.68
2025-05-21T16:08:33Z automatic 1.1 82.2 -41.01 173.68
2025-05-21T16:08:20Z automatic 1.0 82.2 -40.94 173.68