Magnitude 1.9, Mon Jul 21 2025 6:55 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


0.01.02.0Magnitude012345678Time 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)012345678Time 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
2025-07-21T07:03:12Z best 1.9 77.4 -40.98 173.70
2025-07-21T06:56:43Z preliminary 1.8 77.7 -40.98 173.70
2025-07-21T06:56:41Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:38Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:37Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:34Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:34Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:28Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:19Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:18Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:17Z automatic 1.7 91.5 -41.03 173.75
2025-07-21T06:56:17Z automatic 1.6 91.5 -41.03 173.75
2025-07-21T06:56:17Z automatic 1.6 91.5 -41.03 173.75
2025-07-21T06:56:16Z automatic 1.6 91.5 -41.03 173.75