| When | Thu Dec 20 2018 7:46 AM |
| Where | 5 km south-east of Seddon |
| Shaking | Light |
| Magnitude | 3.1 |
| Depth | 7 km |
| Quality | best |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 4 | |
| Weak | 5 | |
| Total | 9 |
| When | Thu Dec 20 2018 7:46 AM |
| Where | 5 km south-east of Seddon |
| Shaking | Light |
| Magnitude | 3.1 |
| Depth | 7 km |
| Quality | best |
| Extreme | 0 | |
| Severe | 0 | |
| Strong | 0 | |
| Moderate | 0 | |
| Light | 4 | |
| Weak | 5 | |
| Total | 9 |