Magnitude 1.8, Thu Jul 31 2025 3:12 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


0.01.02.0Magnitude012345Time 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)012345Time 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
2025-07-31T08:36:42Z best 1.8 117.6 -38.72 175.71
2025-07-31T03:16:05Z preliminary 2.0 97.3 -38.70 175.77
2025-07-31T03:14:20Z automatic 1.9 114.7 -38.93 175.76
2025-07-31T03:14:19Z automatic 1.9 114.7 -38.93 175.76
2025-07-31T03:14:19Z automatic 1.8 114.7 -38.93 175.76
2025-07-31T03:14:18Z automatic 1.8 114.7 -38.93 175.76
2025-07-31T03:14:13Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:14:13Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:14:02Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:14:01Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:13:56Z automatic 1.6 114.7 -38.93 175.76
2025-07-31T03:13:41Z automatic 1.6 114.7 -38.93 175.76
2025-07-31T03:13:38Z automatic 1.6 114.7 -38.93 175.76
2025-07-31T03:13:34Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:13:25Z automatic 1.7 114.7 -38.93 175.76
2025-07-31T03:13:23Z automatic 1.6 114.7 -38.93 175.76
2025-07-31T03:13:16Z automatic 1.6 114.7 -38.93 175.76