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Moderate mag. 4.8 earthquake - South Pacific Ocean, 41 km west of La Serena, Provincia de Elqui, Coquimbo Region, Chile, on Monday, Oct 10, 2022 at 8:19 am (GMT -3) -

Moderate magnitude 4.8 earthquake at 32 km depth

10 Oct 11:23 UTC: First to report: GFZ after 5 minutes.
10 Oct 11:26: Magnitude recalculated from 4.8 to 4.9. Hypocenter depth recalculated from 27.0 to 28.0 km (from 16.8 to 17.4 mi). Epicenter location corrected by 1.9 km (1.2 mi) towards W.
10 Oct 11:35: Now using data updates from USGS

Earthquake details

Date & time	Oct 10, 2022 11:19:02 UTC -
Local time at epicenter	Monday, Oct 10, 2022 at 8:19 am (GMT -3)
Status	Confirmed
Magnitude	4.8
Depth	31.6 km
Epicenter latitude / longitude	29.7873°S / 71.6558°W (South Pacific Ocean, Chile)
Antipode	29.787°N / 108.344°E
Shaking intensity	Weak shaking
Felt	7 reports
Primary data source	USGS (United States Geological Survey)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	36 km (22 mi) WNW of Coquimbo (pop: 161,300) \| Show on map \| Quakes nearby 41 km (26 mi) WNW of La Serena (pop: 154,500) \| Show on map \| Quakes nearby 95 km (59 mi) WNW of Vicuña (pop: 13,500) \| Show on map \| Quakes nearby 101 km (63 mi) NNW of Ovalle (pop: 77,100) \| Show on map \| Quakes nearby 160 km (100 mi) SSW of Vallenar (pop: 44,900) \| Show on map \| Quakes nearby 299 km (186 mi) SSW of Copiapo (pop: 129,300) \| Show on map \| Quakes nearby 360 km (224 mi) N of Viña del Mar (pop: 294,600) \| Show on map \| Quakes nearby 419 km (260 mi) NNW of Santiago de Chile (pop: 4,837,300) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 12.9°C (55 F), humidity: 83%, wind: 3 m/s (6 kts) from SSW
Estimated seismic energy released	1 x 10¹² joules (278 megawatt hours, equivalent to 239 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
4.8	32 km	35 Km WNW of Coquimbo, Chile	USGS
4.8	40 km	OFFSHORE COQUIMBO, CHILE	EMSC
4.8	32 km	Near Coast of Central Chile	RaspberryShake
4.8	28 km	Near Coast of Central Chile	GFZ
4.8	10 km	Near Coast Of Central Chile	IRIS

Most recent quakes Top 20 past 24 hrs Quakes in Chile

Seismograms

Seismic station: Tololo Observatory, Vicuna, Chile (GO04/C network) | Distance from quake: 93 km / 58 mi | Show on map | Station Info

Seismic station Tololo Observatory, Vicuna, 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. Bandpass filter applied: 0.2-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake (8)

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

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Translate

La Serena, Elqui, Coquimbo (35.4 km ESE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 5-10 s : Después despertó DF mi sueño

Manuel Lorca, Coquimbo (44.6 km ESE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 30-60 s : Se sintió fuerte y con larga duración

La Serena, Elqui, Coquimbo (35.4 km ESE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / 5-10 s : Después despertó DF mi sueño

La serena (41.7 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 20-30 s

Coquimbo, chile (37 km SE of epicenter) [Map] / Light shaking (MMI IV)

Serena / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s : Short and strong moviment, but no the most strong.

La serena / Light shaking (MMI IV) / single lateral shake / 2-5 s

La serena / not felt

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