Mag. 4.5 earthquake - 81 km northeast of Calama, El Loa, Antofagasta, Chile, on Tuesday, 22 September 2020 at 11:53 (GMT) -

Mag. 4.5 earthquake  - 81 km northeast of Calama, El Loa, Antofagasta, Chile, on Tuesday, 22 September 2020 at 11:53 (GMT)

Light magnitude 4.5 earthquake at 126 km depth

22 Sep 11:57 UTC: First to report: GFZ after 5 minutes.
22 Sep 12:00: Hypocenter depth recalculated from 151.0 to 143.0 km (from 94 to 89 mi). Epicenter location corrected by 5.3 km (3.3 mi) towards ENE.
22 Sep 12:10: Now using data updates from GUG (U. Chile)
Date & time: 22 Sep 2020 11:53:06 UTC -
Magnitude: 4.5
Depth: 125.9 km
Epicenter latitude / longitude: 21.914°S / 68.405°W (Chile)
Nearest volcano: San Pedro (12 km / 7 mi)
Nearby towns and cities:
11 km (7 mi) WNW of El Ojo de San Pedro (Provincia de El Loa)
20 km (13 mi) E of Tapiche (Provincia de El Loa)
27 km (17 mi) ENE of Conchi (Provincia de El Loa)
29 km (18 mi) NNW of Paniri (Provincia de El Loa)
81 km (50 mi) NE of Calama (Provincia de El Loa) (pop: 143,100)
262 km (163 mi) SE of Iquique (pop: 227,500)
442 km (275 mi) NW of Salta (Argentina) (pop: 512,700)
1303 km (809 mi) N of Santiago (pop: 4,837,300)
Weather at epicenter at time of quake:
Clear Sky 8.7°C (48 F), humidity: 26%, wind: 1 km/h (1 kts) from N
Primary data source: GUG (U. Chile)
Estimated released energy: 3.5 x 1011 joules (98.6 megawatt hours, equivalent to 84.8 tons of TNT) [learn more]
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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.
M 4.5126 km78 Km Al S De Ollagüe, ChileGUG (U. Chile)
M 4.8120 km4.8 Antofagasta, ChileEMSC
M 4.8129 km85 Km NNE of Calama, ChileUSGS
M 5.010 km79 Km NNW of Calama, ChileUSP

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Earlier earthquakes in the same area since 1900

Mag. 4.5 earthquake - 81 km northeast of Calama, El Loa, Antofagasta, Chile, on Tuesday, 22 September 2020 at 11:53 (GMT)

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