Magnitude 1.7, Thu Sep 18 2025 1:01 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


0.01.02.0Magnitude012345Time 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


010Depth (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
2025-09-18T01:07:01Z best 1.7 3.8 -39.02 175.74
2025-09-18T01:03:33Z automatic 1.6 9.1 -39.02 175.66
2025-09-18T01:03:28Z automatic 1.6 9.1 -39.02 175.66
2025-09-18T01:03:26Z automatic 1.6 9.1 -39.02 175.66
2025-09-18T01:03:25Z automatic 1.6 9.1 -39.02 175.66
2025-09-18T01:03:24Z automatic 1.7 9.1 -39.02 175.66
2025-09-18T01:03:23Z automatic 1.7 5.1 -39.03 175.66
2025-09-18T01:03:23Z automatic 1.7 5.1 -39.03 175.66
2025-09-18T01:03:22Z automatic 1.6 9.1 -39.02 175.66
2025-09-18T01:03:22Z automatic 1.8 9.1 -39.02 175.66