Magnitude 0.8, Wed May 21 2025 9:27 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


0.01.02.0Magnitude012345678Time 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


010Depth (km)012345678Time 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
2025-05-21T09:35:40Z best 0.8 9.9 -41.23 175.29
2025-05-21T09:29:19Z preliminary 1.1 9.9 -41.23 175.29
2025-05-21T09:29:17Z preliminary 1.0 9.9 -41.23 175.29
2025-05-21T09:28:46Z automatic 1.0 9.9 -41.23 175.29
2025-05-21T09:28:15Z automatic 0.8 9.9 -41.23 175.29
2025-05-21T09:28:14Z automatic 0.8 9.9 -41.23 175.29
2025-05-21T09:28:14Z automatic 0.8 9.9 -41.23 175.29