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Light mag. 4.6 earthquake - 200 km west of Salta, Departamento Capital, Salta, Argentina, on Tuesday, Oct 4, 2022 at 1:30 pm (GMT -3) -

Light mag. 4.6 earthquake - 200 km west of Salta, Departamento Capital, Salta, Argentina, on Tuesday, Oct 4, 2022 at 1:30 pm (GMT -3) Light mag. 4.6 earthquake - 200 km west of Salta, Departamento Capital, Salta, Argentina, on Tuesday, Oct 4, 2022 at 1:30 pm (GMT -3)

Light magnitude 4.6 earthquake at 196 km depth

4 Oct 16:35 UTC: First to report: EMSC after 5 minutes.
4 Oct 16:39: Magnitude recalculated from 4.4 to 4.3. Hypocenter depth recalculated from 192.0 to 174.0 km (from 119 to 108 mi). Epicenter location corrected by 19 km (12 mi) towards ESE.
4 Oct 16:47: Magnitude recalculated from 4.3 to 4.6.
4 Oct 17:22: Now using data updates from USGS

Earthquake details

Date & timeOct 4, 2022 16:30:17 UTC -
Local time at epicenterTuesday, Oct 4, 2022 at 1:30 pm (GMT -3)
StatusConfirmed
Magnitude4.6
Depth196.3 km
Epicenter latitude / longitude24.3828°S / 67.3424°W (Departamento de Los Andes, Salta, Argentina)
Antipode24.383°N / 112.658°E
Shaking intensityVery weak shaking
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoAracar (46 km / 29 mi)
Nearby towns and cities105 km (65 mi) W of San Antonio de los Cobres (pop: 4,000) | Show on map | Quakes nearby
200 km (124 mi) WNW of Salta (pop: 512,700) | Show on map | Quakes nearby
208 km (129 mi) W of Jujuy (pop: 305,900) | Show on map | Quakes nearby
216 km (134 mi) W of Palpala (Jujuy) (pop: 48,200) | Show on map | Quakes nearby
252 km (156 mi) W of San Pedro de Jujuy (pop: 58,400) | Show on map | Quakes nearby
267 km (166 mi) WSW of Libertador General San Martin (Jujuy) (pop: 49,300) | Show on map | Quakes nearby
337 km (209 mi) WSW of Oran (pop: 74,100) | Show on map | Quakes nearby
345 km (214 mi) NW of San Miguel de Tucuman (Tucumán) (pop: 781,000) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 15.1°C (59 F), humidity: 5%, wind: 9 m/s (18 kts) from WNW
Estimated seismic energy released5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) | about seismic energy
Show interactive Map
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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.DepthLocationSource
4.6196 km105 Km W of San Antonio De Los Cobres, ArgentinaUSGS
4.6196 kmChile-Argentina Border RegionRaspberryShake
4.4166 kmChile-Argentina Border RegionGFZ
4.6174 kmSALTA, ARGENTINAEMSC
4.610 kmChile-Argentina Border RegionIRIS

Seismograms

Seismic station: Las Campanas Astronomical Observatory, Chile (LCO/IU network) | Distance from quake: 613 km / 381 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
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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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