Magnitude 1.0, Thu Aug 21 2025 2:53 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


0.01.02.0Magnitude0123Time 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


0102030Depth (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
2025-08-20T14:57:03Z best 1.0 20.4 -41.27 175.29
2025-08-20T14:57:03Z best 1.0 20.4 -41.27 175.29
2025-08-20T14:54:47Z automatic 1.2 24.8 -41.27 175.30
2025-08-20T14:54:41Z automatic 1.1 24.8 -41.27 175.30
2025-08-20T14:54:26Z automatic 1.1 24.8 -41.27 175.30
2025-08-20T14:54:25Z automatic 1.1 24.8 -41.27 175.30
2025-08-20T14:54:23Z automatic 1.1 23.8 -41.27 175.30
2025-08-20T14:54:12Z automatic 0.9 23.8 -41.27 175.30
2025-08-20T14:54:07Z automatic 0.9 23.8 -41.27 175.30