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Minor mag. 2.7 earthquake - South Pacific Ocean, 72 km northwest of Vallenar, Huasco, Atacama, Chile, on Thursday, Jan 19, 2023 at 1:39 am (GMT -3) -

Minor magnitude 2.7 earthquake at 35 km depth

19 Jan 05:01 UTC: First to report: EMSC after 22 minutes.

Earthquake details

Date & time	Jan 19, 2023 04:39:03 UTC -
Local time at epicenter	Thursday, Jan 19, 2023 at 1:39 am (GMT -3)
Status	Confirmed
Magnitude	2.7
Depth	35.0 km
Epicenter latitude / longitude	28.03°S / 71.15°W (South Pacific Ocean, Chile)
Antipode	28.03°N / 108.85°E
Shaking intensity	Not felt
Felt
Primary data source	EMSC (European-Mediterranean Seismological Centre)
Nearest volcano	###NEARESTVOLCANO2###
Nearby towns and cities	72 km (45 mi) NNW of Vallenar (pop: 44,900) \| Show on map \| Quakes nearby 109 km (68 mi) SW of Copiapo (pop: 129,300) \| Show on map \| Quakes nearby 606 km (376 mi) N of Santiago de Chile (pop: 4,837,300) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 17.5°C (63 F), humidity: 84%, wind: 3 m/s (6 kts) from SW
Estimated seismic energy released	7.1 x 10⁸ joules (197 kilowatt hours, equivalent to 0.169 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
2.7	35 km	OFFSHORE ATACAMA, CHILE	EMSC
2.7	35 km	Near Coast of Central Chile	RaspberryShake

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Seismograms

Seismic station: Llanos de Challe (AC04/C1 network) | Distance from quake: 21 km / 13 mi | Show on map | Station Info

Seismic station Llanos de Challe: 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: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

At magnitude 2.7, this quake might have been felt very close to the epicenter and under calm conditions.

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

There are no user reports for this quake.

Earlier earthquakes in the same area

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