Magnitude 2.8, Fri Oct 20 2023 6:12 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


0.01.02.03.0Magnitude012Time since earthquake (weeks)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


01020Depth (km)012Time since earthquake (weeks)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
2023-11-05T20:28:53Z best 2.8 11.5 -41.70 174.13
2023-10-19T17:46:00Z best 2.7 11.4 -41.70 174.13
2023-10-19T17:13:55Z preliminary 2.7 9.4 -41.68 174.12
2023-10-19T17:13:50Z preliminary 2.7 9.4 -41.68 174.12
2023-10-19T17:13:50Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:49Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:48Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:48Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:46Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:46Z automatic 2.7 19.3 -41.72 174.15
2023-10-19T17:13:40Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:36Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:32Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:31Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:31Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:24Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:24Z automatic 2.6 19.3 -41.72 174.15
2023-10-19T17:13:23Z automatic 2.6 12.7 -41.69 174.13
2023-10-19T17:13:16Z automatic 2.5 12.7 -41.69 174.13
2023-10-19T17:13:10Z automatic 2.3 12.7 -41.69 174.13
2023-10-19T17:13:03Z automatic 2.3 12.7 -41.69 174.13