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Minor mag. 3.1 earthquake - 76 km east of Taltal, Provincia de Antofagasta, Chile, on Thursday, Jan 12, 2023 at 2:26 pm (GMT -3) -

Minor magnitude 3.1 earthquake at 81 km depth

12 Jan 17:42 UTC: First to report: EMSC after 15 minutes.

Earthquake details

Date & time	Jan 12, 2023 17:26:52 UTC -
Local time at epicenter	Thursday, Jan 12, 2023 at 2:26 pm (GMT -3)
Status	Confirmed
Magnitude	3.1
Depth	81.0 km
Epicenter latitude / longitude	25.31°S / 69.74°W (Provincia de Antofagasta, Antofagasta, Chile)
Antipode	25.31°N / 110.26°E
Shaking intensity	Not felt
Felt
Primary data source	EMSC (European-Mediterranean Seismological Centre)
Nearest volcano	Cerro Bayo (117 km / 73 mi)
Nearby towns and cities	76 km (47 mi) E of Taltal (Antofagasta) (pop: 10,000) \| Show on map \| Quakes nearby 122 km (76 mi) NNE of Diego de Almagro (Atacama) (pop: 18,100) \| Show on map \| Quakes nearby 196 km (122 mi) SSE of Antofagasta (pop: 309,800) \| Show on map \| Quakes nearby 910 km (566 mi) N of Santiago de Chile (Metropolitana) (pop: 4,837,300) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky 24.1°C (75 F), humidity: 17%, wind: 8 m/s (16 kts) from SW
Estimated seismic energy released	2.8 x 10⁹ joules (783 kilowatt hours, equivalent to 0.674 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
3.1	81 km	ANTOFAGASTA, CHILE	EMSC
3.1	81 km	Northern Chile	RaspberryShake

Most recent quakes Top 20 past 24 hrs Quakes in Chile

Seismograms

Seismic station: Mina Guanaco, Chile (GO02/C network) | Distance from quake: 22 km / 14 mi | Show on map | Station Info

Seismic station Mina Guanaco, 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: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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Seismic station Mina Guanaco, Chile: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Mina Guanaco, Chile: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Pan de Azucar (AC01/C1 network) | Distance from quake: 127 km / 79 mi | Show on map | Station Info

Seismic station Pan de Azucar: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Pan de Azucar: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Pan de Azucar: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Copiapo, Mina Casimiro Domeyko (AC06/C1 network) | Distance from quake: 236 km / 146 mi | Show on map | Station Info

Seismic station Copiapo, Mina Casimiro Domeyko: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Copiapo, Mina Casimiro Domeyko: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Copiapo, Mina Casimiro Domeyko: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Llanos de Challe (AC04/C1 network) | Distance from quake: 348 km / 216 mi | Show on map | Station Info

Seismic station Llanos de Challe: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Llanos de Challe: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Llanos de Challe: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Juntas del Toro (CO01/C1 network) | Distance from quake: 520 km / 323 mi | Show on map | Station Info

Seismic station Juntas del Toro: 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: 0.5-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station Juntas del Toro: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Juntas del Toro: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

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

There are no user reports for this quake.

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