Magnitude 1.7, Fri Jul 18 2025 10:27 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


0.01.02.0Magnitude012Time 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


0102030Depth (km)012Time 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
2025-07-18T01:19:44Z best 1.7 26.8 -39.59 176.33
2025-07-17T22:29:38Z preliminary 1.5 24.0 -39.55 176.33
2025-07-17T22:29:12Z automatic 1.8 20.3 -39.56 176.31
2025-07-17T22:29:09Z automatic 1.7 20.3 -39.56 176.31
2025-07-17T22:29:07Z automatic 1.7 20.3 -39.56 176.31
2025-07-17T22:28:27Z automatic 1.6 20.3 -39.56 176.31
2025-07-17T22:28:21Z automatic 1.4 20.3 -39.56 176.31
2025-07-17T22:28:16Z automatic 1.2 20.3 -39.56 176.31
2025-07-17T22:27:55Z automatic 1.0 20.3 -39.56 176.31