| When | Mon May 8 2023 11:26 PM |
| Where | 35 km north-west of Porirua |
| Shaking | Weak |
| Magnitude | 3.9 |
| Depth | 34 km |
| Quality | best |
| Extreme | 9 | |
| Severe | 1 | |
| Strong | 8 | |
| Moderate | 156 | |
| Light | 1791 | |
| Weak | 2633 | |
| Total | 4598 |
| Extreme | 9 | |
| Severe | 1 | |
| Strong | 8 | |
| Moderate | 156 | |
| Light | 1791 | |
| Weak | 2633 | |
| Total | 4598 |