Magnitude 1.7, Fri Apr 18 2025 11:09 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
2025-04-18T01:30:26Z best 1.7 25.3 -39.27 176.77
2025-04-17T23:10:33Z preliminary 1.7 24.7 -39.26 176.76
2025-04-17T23:10:29Z preliminary 1.7 24.7 -39.26 176.76
2025-04-17T23:10:26Z preliminary 1.7 24.7 -39.26 176.76
2025-04-17T23:10:21Z preliminary 1.7 24.7 -39.26 176.76
2025-04-17T23:10:20Z preliminary 1.8 24.7 -39.26 176.76
2025-04-17T23:10:19Z preliminary 1.8 24.7 -39.26 176.76