Magnitude 1.8, Sat May 17 2025 3:39 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


0.01.02.0Magnitude0246810121416182022242628303234363840424446485052545658Time 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


0100Depth (km)0246810121416182022242628303234363840424446485052545658Time 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
2025-05-16T16:38:46Z best 1.8 147.9 -37.83 176.40
2025-05-16T15:43:48Z preliminary 1.7 148.3 -37.84 176.39
2025-05-16T15:41:42Z automatic 1.9 21.7 -37.82 176.83
2025-05-16T15:41:31Z automatic 1.6 21.7 -37.82 176.83