Magnitude 2.9, Wed May 3 2023 10:57 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


0.01.02.03.0Magnitude0123Time 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


0102030Depth (km)0123Time 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
2023-05-29T22:34:02Z best 2.9 23.0 -43.30 172.49
2023-05-03T11:10:47Z best 2.9 23.8 -43.31 172.50
2023-05-03T10:59:39Z preliminary 2.9 18.4 -43.34 172.50
2023-05-03T10:59:28Z preliminary 2.9 18.4 -43.34 172.50
2023-05-03T10:59:19Z preliminary 2.9 18.4 -43.34 172.50
2023-05-03T10:59:14Z preliminary 3.0 18.4 -43.34 172.50
2023-05-03T10:59:09Z preliminary 3.0 18.4 -43.34 172.50
2023-05-03T10:59:02Z preliminary 2.9 18.4 -43.34 172.50
2023-05-03T10:59:00Z preliminary 2.9 18.4 -43.34 172.50
2023-05-03T10:59:00Z automatic 2.9 29.8 -43.35 172.50
2023-05-03T10:58:59Z automatic 2.9 29.8 -43.35 172.50
2023-05-03T10:58:55Z automatic 2.9 29.8 -43.35 172.50
2023-05-03T10:58:53Z automatic 3.0 29.8 -43.35 172.50
2023-05-03T10:58:45Z automatic 2.9 29.8 -43.35 172.50