Magnitude 1.8, Thu May 1 2025 12:43 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


0.01.02.03.0Magnitude012Time 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


0100Depth (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
2025-04-30T14:48:59Z best 1.8 100.8 -37.48 176.97
2025-04-30T12:45:53Z preliminary 2.4 101.0 -37.38 176.98
2025-04-30T12:45:32Z preliminary 2.3 101.0 -37.38 176.98
2025-04-30T12:45:28Z automatic 2.1 73.8 -37.76 176.93