Magnitude 1.1, Thu Aug 21 2025 3:40 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


0.01.02.03.04.0Magnitude0123Time 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


0100200Depth (km)0123Time 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
2025-08-21T03:43:53Z best 1.1 21.9 -40.62 175.85
2025-08-21T03:43:53Z best 1.1 21.9 -40.62 175.85
2025-08-21T03:42:29Z automatic 2.8 179.8 -39.58 174.84
2025-08-21T03:41:54Z automatic 2.6 179.8 -39.58 174.84
2025-08-21T03:41:53Z automatic 2.7 179.8 -39.58 174.84
2025-08-21T03:41:50Z automatic 2.8 179.8 -39.58 174.84
2025-08-21T03:41:17Z automatic 3.0 179.8 -39.58 174.84