Magnitude 1.7, Thu May 22 2025 3:39 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


0.01.02.03.0Magnitude01234567891011121314151617181920212223Time 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)01234567891011121314151617181920212223Time 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
2025-05-21T16:02:54Z best 1.7 2.3 -38.06 176.71
2025-05-21T15:41:59Z preliminary 1.7 5.0 -38.02 176.75
2025-05-21T15:41:58Z preliminary 1.7 5.0 -38.02 176.75
2025-05-21T15:41:23Z preliminary 1.7 5.0 -38.02 176.75
2025-05-21T15:40:24Z automatic 1.7 9.4 -38.04 176.72
2025-05-21T15:40:21Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:20Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:17Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:06Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:05Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:04Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:03Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:03Z automatic 1.6 9.4 -38.04 176.72
2025-05-21T15:40:03Z automatic 1.7 13.1 -38.02 176.73
2025-05-21T15:40:00Z automatic 1.7 13.1 -38.02 176.73
2025-05-21T15:39:57Z automatic 1.6 13.1 -38.02 176.73
2025-05-21T15:39:55Z automatic 1.7 13.1 -38.02 176.73
2025-05-21T15:39:52Z automatic 1.8 13.1 -38.02 176.73
2025-05-21T15:39:47Z automatic 2.0 13.1 -38.02 176.73