Magnitude 1.5, Mon Apr 21 2025 11:00 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


0.01.02.0Magnitude012Time since earthquake (hours)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)012Time since earthquake (hours)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
2025-04-21T13:08:15Z best 1.5 18.7 -41.29 175.25
2025-04-21T11:01:48Z preliminary 1.5 18.4 -41.28 175.26
2025-04-21T11:01:31Z automatic 1.5 24.3 -41.30 175.27
2025-04-21T11:01:30Z automatic 1.5 24.3 -41.30 175.27
2025-04-21T11:01:30Z automatic 1.5 24.3 -41.30 175.27
2025-04-21T11:01:19Z automatic 1.4 24.3 -41.30 175.27
2025-04-21T11:01:19Z automatic 1.4 24.3 -41.30 175.27
2025-04-21T11:01:18Z automatic 1.4 24.8 -41.30 175.26
2025-04-21T11:01:16Z automatic 1.4 24.8 -41.30 175.26
2025-04-21T11:01:07Z automatic 1.4 24.8 -41.30 175.26
2025-04-21T11:00:58Z automatic 1.1 24.8 -41.30 175.26