Magnitude 1.6, Sat Mar 22 2025 5:01 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


0.01.02.0Magnitude01234Time 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


012345678Depth (km)01234Time 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
2025-03-21T16:06:50Z best 1.6 4.7 -38.35 176.25
2025-03-21T16:02:56Z preliminary 1.6 4.5 -38.35 176.23
2025-03-21T16:02:55Z automatic 1.6 6.0 -38.36 176.25
2025-03-21T16:02:55Z automatic 1.6 6.0 -38.36 176.25
2025-03-21T16:02:53Z automatic 1.6 6.0 -38.36 176.25
2025-03-21T16:02:49Z automatic 1.6 5.1 -38.36 176.25
2025-03-21T16:02:47Z automatic 1.6 5.1 -38.36 176.25
2025-03-21T16:02:46Z automatic 1.6 5.1 -38.36 176.25
2025-03-21T16:02:44Z automatic 1.7 5.1 -38.36 176.25
2025-03-21T16:02:42Z automatic 1.7 5.1 -38.36 176.25
2025-03-21T16:02:40Z automatic 1.7 5.1 -38.36 176.25
2025-03-21T16:02:33Z automatic 1.5 5.1 -38.36 176.25