| When | Sat Mar 25 2023 1:22 PM |
| Where | 30 km north-east of Arthur's Pass |
| Shaking | Unnoticeable |
| Magnitude | 1.5 |
| Depth | 5 km |
| Quality | best |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 0 | |
| Weak | 1 | |
| Total | 1 |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 0 | |
| Weak | 1 | |
| Total | 1 |