| M 5.7 | 94 km NE of Hihifo, Tonga | 10.0 km | 2019-09-13 22:53:31 UTC | View event → |
| M 5.7 | 227 km WNW of Pangai, Tonga | 10.0 km | 2019-09-04 09:48:22 UTC | View event → |
| M 5.6 | 90 km ENE of Hihifo, Tonga | 10.0 km | 2019-09-22 07:32:33 UTC | View event → |
| M 5.4 | 160 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 09:13:40 UTC | View event → |
| M 5.3 | 203 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 05:28:25 UTC | View event → |
| M 5.2 | 263 km SW of Haveluloto, Tonga | 226.5 km | 2019-09-28 04:07:59 UTC | View event → |
| M 5.2 | 181 km NE of Neiafu, Tonga | 10.0 km | 2019-09-25 04:29:11 UTC | View event → |
| M 5.1 | 165 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 09:19:12 UTC | View event → |
| M 5.1 | 159 km S of ‘Ohonua, Tonga | 10.0 km | 2019-09-19 16:02:26 UTC | View event → |
| M 5.0 | 202 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 08:00:14 UTC | View event → |
| M 5.0 | 183 km WNW of Pangai, Tonga | 10.0 km | 2019-09-01 16:15:41 UTC | View event → |
| M 5.0 | 219 km WNW of Pangai, Tonga | 6.4 km | 2019-09-01 16:10:38 UTC | View event → |
| M 4.9 | 77 km SW of Hihifo, Tonga | 192.7 km | 2019-09-16 23:45:15 UTC | View event → |
| M 4.9 | 85 km N of Hihifo, Tonga | 72.8 km | 2019-09-15 11:43:40 UTC | View event → |
| M 4.9 | 117 km E of ‘Ohonua, Tonga | 10.0 km | 2019-09-03 12:53:28 UTC | View event → |
| M 4.8 | 138 km NW of Hihifo, Tonga | 253.4 km | 2019-09-24 03:53:07 UTC | View event → |
| M 4.8 | 104 km WNW of Neiafu, Tonga | 175.0 km | 2019-09-18 20:54:06 UTC | View event → |
| M 4.7 | 147 km SSW of Hihifo, Tonga | 35.0 km | 2019-09-22 21:28:43 UTC | View event → |
| M 4.7 | 203 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 16:16:25 UTC | View event → |
| M 4.7 | 274 km NW of Neiafu, Tonga | 205.0 km | 2019-09-16 23:45:28 UTC | View event → |
| M 4.7 | 135 km WNW of Hihifo, Tonga | 10.0 km | 2019-09-07 02:58:39 UTC | View event → |
| M 4.7 | Tonga | 10.0 km | 2019-09-04 02:20:08 UTC | View event → |
| M 4.7 | 126 km S of ‘Ohonua, Tonga | 10.0 km | 2019-09-02 16:49:57 UTC | View event → |
| M 4.6 | 146 km E of Neiafu, Tonga | 10.0 km | 2019-09-27 15:15:44 UTC | View event → |
| M 4.6 | 182 km ESE of Neiafu, Tonga | 10.0 km | 2019-09-20 21:10:05 UTC | View event → |
| M 4.6 | 217 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 17:11:31 UTC | View event → |
| M 4.6 | 206 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 12:32:34 UTC | View event → |
| M 4.6 | 218 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-18 01:42:20 UTC | View event → |
| M 4.6 | 62 km S of Hihifo, Tonga | 42.1 km | 2019-09-17 15:51:18 UTC | View event → |
| M 4.6 | 183 km SE of Hihifo, Tonga | 10.0 km | 2019-09-05 00:16:34 UTC | View event → |
| M 4.6 | 107 km WNW of Neiafu, Tonga | 245.8 km | 2019-09-04 19:32:22 UTC | View event → |
| M 4.6 | 156 km SSW of ‘Ohonua, Tonga | 35.0 km | 2019-09-01 08:10:57 UTC | View event → |
| M 4.5 | 73 km SW of Hihifo, Tonga | 112.7 km | 2019-09-27 03:09:48 UTC | View event → |
| M 4.5 | 132 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 13:05:55 UTC | View event → |
| M 4.5 | 194 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 09:21:46 UTC | View event → |
| M 4.5 | 273 km ENE of Neiafu, Tonga | 10.0 km | 2019-09-20 08:15:26 UTC | View event → |
| M 4.5 | 49 km SE of Hihifo, Tonga | 37.5 km | 2019-09-16 15:22:29 UTC | View event → |
| M 4.5 | 134 km ENE of Pangai, Tonga | 10.0 km | 2019-09-15 16:02:55 UTC | View event → |
| M 4.5 | 171 km WSW of Haveluloto, Tonga | 152.0 km | 2019-09-12 07:27:25 UTC | View event → |
| M 4.5 | 130 km WNW of Hihifo, Tonga | 286.1 km | 2019-09-12 02:38:41 UTC | View event → |
| M 4.5 | 75 km NNW of Hihifo, Tonga | 63.1 km | 2019-09-11 01:34:49 UTC | View event → |