Magnitude 3.9, Thu Jul 17 2025 9:49 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


0.01.02.03.04.05.0Magnitude01234567891011121314Time 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)01234567891011121314Time 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
2025-07-17T10:04:05Z best 3.9 33.0 -33.79 -178.28
2025-07-17T10:04:05Z preliminary 3.8 33.0 -33.81 -178.30
2025-07-17T09:54:24Z preliminary 3.9 33.0 -33.81 -178.30
2025-07-17T09:54:02Z preliminary 4.4 33.0 -33.81 -178.30
2025-07-17T09:54:01Z preliminary 3.9 33.0 -33.81 -178.30
2025-07-17T09:52:58Z automatic 3.5 99.3 -36.06 179.53
2025-07-17T09:52:52Z automatic 3.3 99.3 -36.06 179.53
2025-07-17T09:52:50Z automatic 3.1 99.3 -36.06 179.53
2025-07-17T09:52:44Z automatic 2.8 99.3 -36.06 179.53