| When | Wed Apr 21 2021 3:21 PM |
| Where | 5 km east of Christchurch |
| Shaking | Light |
| Magnitude | 3.2 |
| Depth | 5 km |
| Quality | best |
| Extreme | 33 | |
| Severe | 4 | |
| Strong | 11 | |
| Moderate | 80 | |
| Light | 780 | |
| Weak | 827 | |
| Total | 1735 |
| Extreme | 33 | |
| Severe | 4 | |
| Strong | 11 | |
| Moderate | 80 | |
| Light | 780 | |
| Weak | 827 | |
| Total | 1735 |