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Light mag. 4.8 earthquake - 172 km southwest of San Miguel de Tucumán, Argentina, on 9 Oct 5:55 am (GMT -3)

Light mag. 4.8 earthquake - 172 km southwest of San Miguel de Tucumán, Argentina, on 9 Oct 5:55 am (GMT -3) Light mag. 4.8 earthquake - 172 km southwest of San Miguel de Tucumán, Argentina, on 9 Oct 5:55 am (GMT -3)

Light magnitude 4.8 earthquake at 168 km depth

9 Oct 08:59 UTC: First to report: GFZ after 3 minutes.
9 Oct 09:02: Hypocenter depth recalculated from 249.0 to 170.0 km (from 155 to 106 mi). Epicenter location corrected by 23 km (14 mi) towards E.
9 Oct 09:14: Magnitude recalculated from 5.0 to 4.8. Hypocenter depth recalculated from 170.0 to 168.0 km (from 106 to 104 mi). Epicenter location corrected by 6.7 km (4.2 mi) towards N.

Earthquake details

Date & timeOct 9, 2020 08:55:51 UTC
Local time at epicenter9 Oct 5:55 am (GMT -3)
Depth168.0 km
Epicenter latitude / longitude27.89°S / 66.48°W (Argentina)
Antipode27.89°N / 113.52°E
Shaking intensityVery weak shaking
Felt0 reports
Primary data sourceGFZ (German Research Centre for Geosciences)
Nearest volcanoRobledo (179 km / 111 mi)
Nearby towns and cities38 km (24 mi) SSW of Andalgala (pop: 14,100) | Show on map | Quakes nearby
62 km (38 mi) NNW of Poman (pop: 3,390) | Show on map | Quakes nearby
77 km (48 mi) W of San Antonio (pop: 4,290) | Show on map | Quakes nearby
83 km (51 mi) NNE of Arauco (pop: 13,700) | Show on map | Quakes nearby
89 km (55 mi) W of La Cocha (pop: 7,070) | Show on map | Quakes nearby
94 km (58 mi) NW of San Fernando del Valle de Catamarca (pop: 188,800) | Show on map | Quakes nearby
98 km (61 mi) W of Los Altos (Santa Rosa) (pop: 6,420) | Show on map | Quakes nearby
99 km (62 mi) WSW of Aguilares (Río Chico) (pop: 32,500) | Show on map | Quakes nearby
172 km (107 mi) SW of San Miguel de Tucuman (pop: 781,000) | Show on map | Quakes nearby
218 km (136 mi) W of Santiago del Estero (pop: 354,700) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 16.5°C (62 F), humidity: 59%, wind: 2 m/s (5 kts) from WSW
Estimated seismic energy released1 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.
4.8168 kmCatamarca Province, ArgentinaGFZ
5.0176 km5.0 Catamarca, ArgentinaEMSC
4.8207 km35 Km SSW of Andalgala, ArgentinaINPRES
5.0152 km34 Km S of Andalgalá, ArgentinaUSGS
4.9152 kmCatamarca Province, ArgentinaUSP

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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