Magnitude 1.5, Fri Jul 18 2025 7:02 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


0.01.02.0Magnitude012345Time since earthquake (hours)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


01234567Depth (km)012345Time since earthquake (hours)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
2025-07-18T00:27:25Z best 1.5 5.0 -43.21 171.08
2025-07-17T19:03:56Z preliminary 1.8 4.3 -43.21 171.08
2025-07-17T19:03:39Z automatic 1.9 5.2 -43.22 171.10
2025-07-17T19:03:38Z automatic 1.9 5.2 -43.22 171.10
2025-07-17T19:03:37Z automatic 1.9 5.2 -43.22 171.10
2025-07-17T19:03:33Z automatic 2.0 5.2 -43.22 171.10
2025-07-17T19:03:25Z automatic 2.0 5.2 -43.22 171.10