| Date & time | Mar 19, 2023 02:49:39 UTC - |
| Local time at epicenter | Saturday, Mar 18, 2023 at 11:49 pm (GMT -3) |
| Status | Confirmed |
| Magnitude | 3.7 |
| Depth | 111.0 km |
| Epicenter latitude / longitude | 21.14°S / 68.65°W  (Provincia del Tamarugal, Tarapaca, Chile) |
| Antipode | 21.14°N / 111.35°E |
| Shaking intensity | Very weak shaking |
| Felt | 0 reports |
| Primary data source | RaspberryShake (RaspberryShake) |
| Nearest volcano | Aucanquilcha (21 km / 13 mi) |
| Nearby towns and cities | 42 km (26 mi) WNW of Ollagüe (Antofagasta) (pop: 134) | Show on map | Quakes nearby 48 km (30 mi) ESE of Huatacondo (Tarapacá) (pop: 55) | Show on map | Quakes nearby 138 km (86 mi) SE of La Tirana (Tarapacá) (pop: 1,530) | Show on map | Quakes nearby 149 km (93 mi) N of Calama (Antofagasta) (pop: 143,100) | Show on map | Quakes nearby 154 km (96 mi) SE of Pozo Almonte (Tarapacá) (pop: 9,280) | Show on map | Quakes nearby 180 km (112 mi) ESE of Alto Hospicio (Tarapacá) (pop: 105,100) | Show on map | Quakes nearby 187 km (116 mi) ESE of Iquique (Tarapacá) (pop: 227,500) | Show on map | Quakes nearby 192 km (119 mi) NE of Tocopilla (Antofagasta) (pop: 24,500) | Show on map | Quakes nearby |
| Weather at epicenter at time of quake | Overcast Clouds  8.1°C (47 F), humidity: 70%, wind: 1 m/s (2 kts) from SE |
| Estimated seismic energy released | 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) | about seismic energy |
| Mag. | Depth | Location | Source |
| 3.7 | 111 km | Chile-Bolivia Border Region | RaspberryShake |
| 3.7 | 111 km | ANTOFAGASTA, CHILE | EMSC |
