Light mag. 4.3 earthquake - 79 km southeast of Tacna, Peru, Chile, on Monday, 21 September 2020 at 20:18 (GMT) -

Light mag. 4.3 earthquake - 79 km southeast of Tacna, Peru, Chile, on Monday, 21 September 2020 at 20:18 (GMT)

Light magnitude 4.3 earthquake at 95 km depth

21 Sep 20:34 UTC: First to report: USGS after 16 minutes.
21 Sep 20:36: Now using data updates from GUG (U. Chile)
Date & time: 21 Sep 2020 20:18:47 UTC -
Magnitude: 4.3
Depth: 94.6 km
Epicenter latitude / longitude: 18.435°S / 69.655°W (Provincia de Parinacota, Region de Arica y Parinacota, Chile)
Nearest volcano: Taapaca (41 km / 25 mi)
Nearby towns and cities:
68 km (42 mi) E of Arica (Arica y Parinacota) (pop: 186,000) --> See nearby quakes!
134 km (83 mi) SSE of Chuquitira (Tacna, Peru) (pop: 4,220) --> See nearby quakes!
140 km (87 mi) SSE of Quilahuani (Tacna, Peru) (pop: 3,180) --> See nearby quakes!
145 km (90 mi) SE of Ilabaya (Jorge Basadre, Tacna, Peru) (pop: 9,490) --> See nearby quakes!
191 km (119 mi) SE of San Antonio (Moquegua, Peru) (pop: 15,600) --> See nearby quakes!
193 km (120 mi) SE of Moquegua (Peru) (pop: 54,500) --> See nearby quakes!
197 km (122 mi) SE of Torata (Mariscal Nieto, Moquegua, Peru) (pop: 7,050) --> See nearby quakes!
199 km (124 mi) ESE of Ilo (Moquegua, Peru) (pop: 53,500) --> See nearby quakes!
205 km (127 mi) NNE of Iquique (Tarapacá) (pop: 227,500) --> See nearby quakes!
227 km (141 mi) SW of Patacamaya (Aroma, La Paz, Bolivia) (pop: 12,300) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds 17.7°C (64 F), humidity: 67%, wind: 6 km/h (3 kts) from SW
Primary data source: GUG (U. Chile)
Estimated released energy: 1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 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.
4.395 km28 Km Al S De Putre, ChileGUG (U. Chile)
4.1109 km40 Km E of Arica, ChileUSGS
4.1106 km50 Km E of Arica, ChileEMSC
4.296 km71 Km Al Sur-Este De Tacna, Tacna - Tacna, ChileIGP
4.678 km38 Km ESE of Arica, ChileUSP

User reports for this quake (5)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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Send your own user report!
Arica / Very weak shaking (MMI II) : Lo senti  
Iquique (Chile, 194 km S of epicenter) : En Iquique no sentí nada de nada (reported through EMSC)  
Tacna (Peru, 71 km NW of epicenter) : No sentí absolutamente nada (reported through EMSC)  
Arica (Chile, 50 km W of epicenter) : Suave 2 movimientos continuos (reported through EMSC)  
Arica (Chile, 50 km W of epicenter) : Se sintió un ruido muy feo (reported through EMSC)  
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