Magnitude 1.7, Sat Oct 18 2025 12:50 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


0.01.02.03.04.0Magnitude01234567891011121314151617181920212223Time since earthquake (hours)Magnitude Historya

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


0100200300Depth (km)01234567891011121314151617181920212223Time since earthquake (hours)Depth Historya

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
2025-10-18T11:34:26Z automatic 1.7 58.0 -37.86 177.73
2025-10-18T11:34:23Z preliminary 3.4 300.0 -31.39 179.87
2025-10-17T11:58:18Z preliminary 3.4 300.0 -31.39 179.87
2025-10-17T11:52:31Z automatic 1.7 58.0 -37.86 177.73
2025-10-17T11:52:23Z automatic 1.5 58.0 -37.86 177.73
2025-10-17T11:51:55Z automatic 0.9 58.0 -37.86 177.73