| When | Tue Oct 12 2021 3:48 AM |
| Where | 15 km north-east of Christchurch |
| Shaking | Unnoticeable |
| Magnitude | 2.4 |
| Depth | 5 km |
| Quality | best |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 1 | |
| Weak | 0 | |
| Total | 1 |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 1 | |
| Weak | 0 | |
| Total | 1 |