Magnitude 1.8, Wed Aug 20 2025 3:12 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


0.01.02.03.0Magnitude012345Time since earthquake (minutes)Magnitude Historyp

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


01234567Depth (km)012345Time since earthquake (minutes)Depth Historyp

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
2025-08-19T15:17:59Z preliminary 1.8 0.0 -43.39 170.70
2025-08-19T15:14:32Z automatic 2.3 5.5 -43.45 170.67
2025-08-19T15:14:32Z automatic 2.3 5.5 -43.45 170.67
2025-08-19T15:14:31Z automatic 2.3 5.5 -43.45 170.67
2025-08-19T15:14:28Z automatic 2.1 5.5 -43.45 170.67
2025-08-19T15:14:28Z automatic 2.1 5.5 -43.45 170.67
2025-08-19T15:14:17Z automatic 1.8 5.5 -43.45 170.67
2025-08-19T15:14:17Z automatic 1.8 5.5 -43.45 170.67
2025-08-19T15:14:16Z automatic 1.7 5.5 -43.45 170.67