Magnitude 2.5, Mon Aug 18 2025 8:27 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


0.01.02.03.0Magnitude01Time 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


0123456Depth (km)01Time 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
2025-08-18T10:10:14Z best 2.5 5.0 -36.54 177.23
2025-08-18T08:29:04Z preliminary 2.8 1.8 -36.58 177.20
2025-08-18T08:28:57Z preliminary 2.6 1.8 -36.58 177.20
2025-08-18T08:28:55Z preliminary 2.6 1.8 -36.58 177.20