Light mag. 4.9 earthquake - Tamarugal, 132 km northeast of Iquique, Tarapaca, Chile, on Wednesday, 31 Mar 2021 10:34 pm (GMT -3) -

Light mag. 4.9 earthquake - Tamarugal, 132 km northeast of Iquique, Tarapaca, Chile, on Wednesday, 31 Mar 2021 10:34 pm (GMT -3)

Light magnitude 4.9 earthquake at 139 km depth

1 Apr 01:39 UTC: First to report: GFZ after 5 minutes.
1 Apr 01:40: Magnitude recalculated from 4.9 to 4.8. Hypocenter depth recalculated from 117.0 to 119.0 km (from 73 to 74 mi). Epicenter location corrected by 3.1 km (1.9 mi) towards NE.
1 Apr 01:52: Now using data updates from GUG (U. Chile)
Date & time: 1 Apr 2021 01:34:21 UTC -
Local time at epicenter: Wednesday, 31 Mar 2021 10:34 pm (GMT -3)
Magnitude: 4.9
Depth: 139.2 km
Epicenter latitude / longitude: 19.73°S / 68.996°W (Tamarugal, Tarapaca, Chile)
Nearest volcano: Isluga (67 km / 42 mi)
Nearby towns and cities:
132 km (82 mi) ENE of Iquique (pop: 227,500) --> See nearby quakes!
195 km (121 mi) SE of Arica (Arica y Parinacota) (pop: 186,000) --> See nearby quakes!
232 km (144 mi) SE of Tacna (Peru) (pop: 280,100) --> See nearby quakes!
275 km (171 mi) SW of Oruro (Bolivia) (pop: 208,700) --> See nearby quakes!
291 km (181 mi) NNE of Tocopilla (Antofagasta) (pop: 24,500) --> See nearby quakes!
292 km (182 mi) WSW of Llallagua (Rafael Bustillo, Potosí, Bolivia) (pop: 28,100) --> See nearby quakes!
303 km (189 mi) N of Calama (Antofagasta) (pop: 143,100) --> See nearby quakes!
340 km (211 mi) W of Potosi (Potosí, Bolivia) (pop: 141,300) --> See nearby quakes!
370 km (230 mi) SSW of La Paz (Bolivia) (pop: 812,800) --> See nearby quakes!
399 km (248 mi) WSW of Sucre (Chuquisaca, Bolivia) (pop: 224,800) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 5.7°C (42 F), humidity: 38%, wind: 1 m/s (2 kts) from NW
Primary data source: GUG (U. Chile)
Estimated released energy: 1.4 x 1012 joules (392 megawatt hours, equivalent to 338 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
4.9139 km63 Km Al SO De Colchane., ChileGUG (U. Chile)
4.9129 kmTARAPACA, CHILEEMSC
4.5131 km140 Km ENE of Iquique, ChileUSGS
4.8119 kmChile-Bolivia Border RegionGFZ
4.9102 kmChile-Bolivia Border RegionUSP

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Poconchile, Arica / Moderate shaking (MMI V) / 10-15 s : Felt like a moderate swing and underground noises  
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