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Light mag. 4.3 earthquake - 113 km southeast of Arica, Arica y Parinacota, Chile, on 8 Oct 12:24 am (GMT -3)

Light magnitude 4.3 earthquake at 129 km depth

8 Oct 03:41 UTC: First to report: EMSC after 17 minutes.
8 Oct 03:42: Now using data updates from GUG (U. Chile)

Earthquake details

Date & time	Oct 8, 2020 03:24:32 UTC
Local time at epicenter	8 Oct 12:24 am (GMT -3)
Status	Confirmed
Magnitude	4.3
Depth	128.7 km
Epicenter latitude / longitude	19.058°S / 69.416°W (Tamarugal, Tarapaca, Chile)
Antipode	19.058°N / 110.584°E
Shaking intensity	Weak shaking
Felt	2 reports
Primary data source	GUG (U. Chile)
Nearest volcano	Isluga (62 km / 39 mi)
Nearby towns and cities	113 km (70 mi) SE of Arica (Arica y Parinacota) (pop: 186,000) \| Show on map \| Quakes nearby 146 km (91 mi) SE of Tacna (Peru) (pop: 280,100) \| Show on map \| Quakes nearby 150 km (93 mi) NNE of Iquique (pop: 227,500) \| Show on map \| Quakes nearby 188 km (117 mi) SSE of Tarata (Tacna, Peru) (pop: 3,050) \| Show on map \| Quakes nearby 208 km (129 mi) SSE of Chuquitira (Tacna, Peru) (pop: 4,220) \| Show on map \| Quakes nearby 216 km (134 mi) SSE of Ilabaya (Jorge Basadre, Tacna, Peru) (pop: 9,490) \| Show on map \| Quakes nearby 257 km (160 mi) SW of Patacamaya (Aroma, La Paz, Bolivia) (pop: 12,300) \| Show on map \| Quakes nearby 258 km (160 mi) SE of Ilo (Moquegua, Peru) (pop: 53,500) \| Show on map \| Quakes nearby 260 km (161 mi) SE of San Antonio (Moquegua, Peru) (pop: 15,600) \| Show on map \| Quakes nearby 262 km (163 mi) SE of Moquegua (Peru) (pop: 54,500) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Broken Clouds 5.6°C (42 F), humidity: 58%, wind: 1 m/s (1 kts) from SW
Estimated seismic energy released	1.8 x 10¹¹ joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) \| about seismic energy

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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.

Mag.	Depth	Location	Source
4.3	129 km	28 Km Al N De Camiña, Chile	GUG (U. Chile)
4.3	133 km	149 Km SE of Tacna, Chile	EMSC
4.3	127 km	109 Km SE of Arica, Chile	USGS
4.3	130 km	143 Km Al Sur-SE De Tacna, Tacna - Tacna, Chile	IGP
4.2	130 km	148 Km SE of Tacna, Chile	GFZ
4.3	128 km	141 Km ESE of Arica, Chile	USP

Most recent quakes Top 20 past 24 hrs Quakes in Bolivia

Seismograms

Seismic station: Las Campanas Astronomical Observatory, Chile (LCO/IU network) | Distance from quake: 1114 km / 692 mi | Show on map | Station Info

Seismic station Las Campanas Astronomical Observatory, Chile: vertical movement plot around time of quake (source: IRIS/BUD)

Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

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Translate

Soy de arica y lo senti (114.1 km NW of epicenter) [Map] / Very weak shaking (MMI II) : Fue más un ruido que temblor pero lo senti (reported through our app)

Arica (113.5 km WNW of epicenter) [Map] / Light shaking (MMI IV) / 5-10 s : Fue más ruido subterráneo que movimiento (reported through our app)

Arica (Chile, 114 km NW of epicenter) : Mucho ruido y largo (reported through EMSC)

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