Magnitude 0.9, Sat Aug 23 2025 9:34 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 (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


02040Depth (km)01Time 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
2025-08-22T21:36:25Z best 0.9 46.7 -39.39 176.09
2025-08-22T21:35:59Z automatic 1.0 40.8 -39.48 176.04
2025-08-22T21:35:56Z automatic 1.1 40.8 -39.48 176.04
2025-08-22T21:35:49Z automatic 1.1 40.8 -39.48 176.04
2025-08-22T21:35:49Z automatic 1.1 40.8 -39.48 176.04
2025-08-22T21:35:41Z automatic 0.9 40.8 -39.48 176.04
2025-08-22T21:35:34Z automatic 0.7 40.8 -39.48 176.04
2025-08-22T21:35:29Z automatic 0.7 39.9 -39.45 176.06
2025-08-22T21:35:28Z automatic 0.5 39.9 -39.45 176.06
2025-08-22T21:35:22Z automatic -0.1 39.9 -39.45 176.06