Magnitude 2.5, Thu Aug 21 2025 9:21 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


0.01.02.03.0Magnitude012345Time 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


0204060Depth (km)012345Time 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
2025-08-21T09:26:38Z best 2.5 38.1 -41.05 174.00
2025-08-21T09:23:03Z preliminary 2.4 35.6 -41.01 174.08
2025-08-21T09:22:59Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:59Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:51Z automatic 2.5 50.1 -41.02 174.03
2025-08-21T09:22:48Z automatic 2.5 50.1 -41.02 174.03
2025-08-21T09:22:48Z automatic 2.5 50.1 -41.02 174.03
2025-08-21T09:22:46Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:46Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:45Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:44Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:43Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:41Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:41Z automatic 2.4 50.1 -41.02 174.03
2025-08-21T09:22:40Z automatic 2.3 50.1 -41.02 174.03
2025-08-21T09:22:36Z automatic 2.3 50.1 -41.02 174.03
2025-08-21T09:22:34Z automatic 2.1 50.1 -41.02 174.03