Magnitude 1.7, Wed Apr 23 2025 5:32 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


0.01.02.0Magnitude024681012141618202224262830323436Time 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


01020Depth (km)024681012141618202224262830323436Time 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
2025-04-22T18:09:28Z best 1.7 23.6 -39.29 177.18
2025-04-22T17:33:53Z preliminary 1.8 24.0 -39.29 177.17
2025-04-22T17:33:52Z preliminary 1.7 24.0 -39.29 177.17
2025-04-22T17:33:35Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:31Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:23Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:21Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:21Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:15Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:13Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:13Z automatic 1.7 22.2 -39.27 177.13
2025-04-22T17:33:12Z automatic 1.6 22.2 -39.27 177.13
2025-04-22T17:33:09Z automatic 1.6 22.2 -39.27 177.13
2025-04-22T17:33:06Z automatic 1.7 20.8 -39.28 177.13
2025-04-22T17:33:04Z automatic 1.6 20.8 -39.28 177.13
2025-04-22T17:32:57Z automatic 1.5 20.8 -39.28 177.13
2025-04-22T17:32:52Z automatic 1.4 20.8 -39.28 177.13
2025-04-22T17:32:50Z automatic 1.3 20.8 -39.28 177.13