National Advisory: Tsunami activity. We expect New Zealand coastal areas to experience strong and unusual currents and unpredictable surges at the shore following a M6.8 earthquake off the West Coast of the South Island at 2025-03-25 2:43 PM. Please see NEMA (The National Emergency Management Agency) for official tsunami warning information.
Location history for this earthquake. The automatic earthquake location system makes many locations for each quake. Not all quakes have a location history.
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).
| Modification Time | Quality | Magnitude | Depth | Latitude | Longitude |
|---|---|---|---|---|---|
| 2025-03-21T16:17:46Z | best | 1.4 | 5.0 | -39.79 | 175.98 |
| 2025-03-21T15:53:11Z | preliminary | 1.3 | 3.9 | -39.80 | 176.00 |
| 2025-03-21T15:53:08Z | automatic | 1.3 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:04Z | automatic | 1.3 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:04Z | automatic | 1.3 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:02Z | automatic | 1.4 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:01Z | automatic | 1.4 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:01Z | automatic | 1.4 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:53:00Z | automatic | 1.3 | 10.3 | -39.80 | 176.01 |
| 2025-03-21T15:52:58Z | automatic | 1.3 | 10.1 | -39.80 | 176.02 |
| 2025-03-21T15:52:50Z | automatic | 1.2 | 10.1 | -39.80 | 176.02 |
| 2025-03-21T15:52:48Z | automatic | 1.1 | 10.1 | -39.80 | 176.02 |