The data below shows the history of magnitude, origin, depth, and locations calculated by our automated system as more data for an event becomes available. A location history like this is not available for all events. If you can't see the earthquake history below it may be stored in our earthquake catalogue on FDSN.
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).
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).
The point on the map corresponds to the latest location data, showing the epicentre of this earthquake.
The location history for this event. The location quality has the following values of automatic, preliminary (reviewed by a duty person) and best (reviewed by a duty person).
| Modification Time | Quality | Magnitude | Depth | Latitude | Longitude |
|---|---|---|---|---|---|
| 2026-04-16T06:59:56Z | preliminary | 3.5 | 33.0 | -33.59 | -177.61 |
| 2026-03-20T17:02:30Z | best | 3.4 | 100.0 | -33.55 | -177.57 |
| 2026-03-20T16:59:55Z | preliminary | 3.4 | 100.0 | -33.51 | -177.64 |
| 2026-03-20T16:57:02Z | automatic | 2.2 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:56Z | automatic | 2.1 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:51Z | automatic | 2.1 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:49Z | automatic | 2.0 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:48Z | automatic | 2.0 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:38Z | automatic | 1.9 | 10.0 | -37.60 | 178.57 |
| 2026-03-20T16:56:10Z | automatic | 1.7 | 10.0 | -37.60 | 178.57 |
