| When | Mon Sep 20 2021 11:29 AM |
| Where | 745 km north-east of Whangarei |
| Shaking | Unnoticeable |
| Magnitude | 4.7 |
| Depth | 293 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 |