Magnitude 1.8, Thu Sep 18 2025 8:48 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


0.01.02.03.0Magnitude024681012141618202224262830323436Time 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


01020Depth (km)024681012141618202224262830323436Time 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
2025-09-17T21:25:20Z best 1.8 13.4 -39.68 175.69
2025-09-17T20:54:08Z best 1.8 13.5 -39.67 175.70
2025-09-17T20:51:01Z automatic 2.2 19.4 -39.64 175.81
2025-09-17T20:50:56Z automatic 2.2 19.4 -39.64 175.81
2025-09-17T20:50:55Z automatic 2.2 19.4 -39.64 175.81
2025-09-17T20:50:54Z automatic 2.2 19.4 -39.64 175.81
2025-09-17T20:50:48Z automatic 1.9 19.4 -39.64 175.81
2025-09-17T20:50:48Z automatic 1.9 19.4 -39.64 175.81
2025-09-17T20:50:37Z automatic 1.6 19.4 -39.64 175.81
2025-09-17T20:50:36Z automatic 1.6 19.4 -39.64 175.81
2025-09-17T20:50:32Z automatic 1.4 19.4 -39.64 175.81
2025-09-17T20:50:32Z automatic 1.4 19.4 -39.64 175.81
2025-09-17T20:50:21Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:50:12Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:46Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:44Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:43Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:37Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:36Z automatic 1.5 19.4 -39.64 175.81
2025-09-17T20:49:35Z automatic 0.7 5.5 -39.25 175.62