Light mag. 4.7 earthquake - Northern Chile on Tuesday, 21 July 2020
21 Jul 18:06 UTC: First to report: GFZ after 4 minutes.
Jul 21 18:08: Magnitude recalculated from 5.0 to 4.9.
Hypocenter depth recalculated from 150.0 to 142.0 km.
Jul 22 14:34: Magnitude recalculated from 4.9 to 4.7.
Jul 21 18:08: Magnitude recalculated from 5.0 to 4.9.
Hypocenter depth recalculated from 150.0 to 142.0 km.
Jul 22 14:34: Magnitude recalculated from 4.9 to 4.7.
Magnitude: 4.7
Depth: 142.0 km
Epicenter latitude / longitude: 22.25°S / 68.63°W
(Chile)Nearest volcano: San Pedro (47 km / 29 mi)
Nearby towns and cities:
38 km (24 mi) NE of Calama (pop: 143,100)
86 km (53 mi) NW of San Pedro de Atacama (pop: 2,000)
142 km (88 mi) SW of Villa Alota (pop: 100)
162 km (101 mi) E of Tocopilla (pop: 24,500)
195 km (121 mi) SW of San Cristóbal (pop: 100)
1262 km (784 mi) N of Santiago (pop: 4,837,300)
Primary data source: GFZ
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) [learn more]
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Time | Mag. / Depth | Location | Source |
| Tue, 21 Jul 18:01 UTC | M 4.7 / 142 km | Northern Chile | GFZ |
| Tue, 21 Jul 18:01 UTC | M 4.9 / 126 km | Antofagasta, Chile | EMSC |
| Tue, 21 Jul 18:02 UTC | M 4.7 / 120 km | 49 km al NE de Calama (Chile) | GUG (U. Chile) |
| Tue, 21 Jul 18:02 UTC | M 4.9 / 124.8 km | 44 km NE of Calama, Chile | USGS |
| Tue, 21 Jul 18:02 UTC | M 5.2 / 139.7 km | Chile-Bolivia Border Region | USP |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
Earlier earthquakes in the same area
Light mag. 4.7 earthquake - Northern Chile on Tuesday, 21 July 2020Click here to search our database for earlier earthquakes in the same area since 1900!
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