Magnitude 2.9, Wed Jul 21 2021 2:27 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


0.01.02.03.04.0Magnitude012345678910111213141516171819202122Time 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


010Depth (km)012345678910111213141516171819202122Time 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
2021-07-21T02:50:28Z best 2.9 11.8 -41.63 174.28
2021-07-21T02:29:14Z preliminary 2.9 14.8 -41.63 174.29
2021-07-21T02:29:12Z preliminary 3.0 14.8 -41.63 174.29
2021-07-21T02:29:08Z preliminary 2.9 14.8 -41.63 174.29
2021-07-21T02:29:04Z preliminary 2.9 14.8 -41.63 174.29
2021-07-21T02:29:03Z preliminary 2.9 14.8 -41.63 174.29
2021-07-21T02:28:51Z preliminary 2.9 14.8 -41.63 174.29
2021-07-21T02:28:43Z preliminary 3.0 14.8 -41.63 174.29
2021-07-21T02:28:41Z preliminary 3.0 14.8 -41.63 174.29
2021-07-21T02:28:32Z preliminary 3.0 14.8 -41.63 174.29
2021-07-21T02:28:32Z preliminary 3.0 14.8 -41.63 174.29
2021-07-21T02:28:30Z automatic 3.0 14.8 -41.63 174.29