Magnitude 1.9, Fri Jul 18 2025 7:56 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


0.01.02.03.0Magnitude0123456789101112131415161718Time 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


0100200Depth (km)0123456789101112131415161718Time 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
2025-07-19T02:36:41Z best 1.9 177.7 -40.25 173.62
2025-07-18T08:02:56Z preliminary 1.5 198.1 -40.90 172.96
2025-07-18T08:02:55Z preliminary 0.4 198.1 -40.90 172.96
2025-07-18T07:59:03Z automatic 2.2 135.2 -40.32 173.82
2025-07-18T07:58:59Z automatic 2.2 135.2 -40.32 173.82
2025-07-18T07:58:57Z automatic 2.3 135.2 -40.32 173.82
2025-07-18T07:58:49Z automatic 1.7 135.2 -40.32 173.82