| Origin Time(UTC) | M | Type | Lat | Long | Depth(km below MSL) | Region | Mode | Update(UTC) |
| 2018-12-28 02:34:34 | 1.8 | ML | 28.77° N | 98.05° W | 6 km | Southern Texas | M | 2019-01-04 17:49:51 |
| 2018-12-28 05:05:31 | 2.2 | ML | 32.03° N | 102.29° W | 6 km | Western Texas | M | 2019-01-02 19:53:00 |
| 2018-12-28 06:10:55 | 2.3 | ML | 32.03° N | 102.30° W | 6 km | Western Texas | M | 2019-01-02 20:09:30 |
| 2018-12-28 06:16:47 | 2.5 | ML | 32.03° N | 102.29° W | 6 km | Western Texas | M | 2019-01-04 19:17:51 |
| 2018-12-28 07:30:22 | 0.7 | ML | 32.96° N | 100.92° W | 4 km | Western Texas | M | 2019-04-19 18:52:10 |
| 2018-12-28 12:05:19 | 1.6 | ML | 31.55° N | 103.22° W | 4 km | Western Texas | M | 2019-01-15 20:19:43 |
| 2018-12-28 12:29:01 | 2.0 | ML | 31.66° N | 104.35° W | 5 km | Western Texas | M | 2019-01-03 17:55:00 |
| 2018-12-28 12:30:49 | 1.1 | ML | 31.67° N | 104.34° W | 6 km | Western Texas | M | 2019-04-24 19:26:43 |
| 2018-12-28 13:40:48 | 2.2 | ML | 28.78° N | 98.06° W | 5 km | Southern Texas | M | 2019-01-04 22:18:41 |
| 2018-12-28 21:23:55 | 1.4 | ML | 29.01° N | 97.94° W | 7 km | Central Texas | M | 2019-03-29 19:46:41 |
