Light mag. 4.4 earthquake - Departamento de Vinchina, 63 km northwest of Chilecito, La Rioja, Argentina, on Tuesday, 2 Mar 2021 6:46 am (GMT -3) -

Light mag. 4.4 earthquake - Departamento de Vinchina, 63 km northwest of Chilecito, La Rioja, Argentina, on Tuesday, 2 Mar 2021 6:46 am (GMT -3)

Light magnitude 4.4 earthquake at 134 km depth

2 Mar 09:54 UTC: First to report: INPRES after 7 minutes.
2 Mar 11:04: Magnitude recalculated from 4.3 to 4.4. Hypocenter depth recalculated from 156.0 to 134.0 km (from 97 to 83 mi). Epicenter location corrected by 18 km (11 mi) towards WSW.
Date & time: 2 Mar 2021 09:46:43 UTC -
Local time at epicenter: Tuesday, 2 Mar 2021 6:46 am (GMT -3)
Magnitude: 4.4
Depth: 134.0 km
Epicenter latitude / longitude: 28.654°S / 67.791°W (Departamento de Vinchina, La Rioja, Argentina)
Nearest volcano: Tipas (182 km / 113 mi)
Nearby towns and cities:
42 km (26 mi) ENE of Vinchina (pop: 2,830) --> See nearby quakes!
63 km (39 mi) NNW of Chilecito (pop: 42,200) --> See nearby quakes!
69 km (43 mi) SSW of Tinogasta (Catamarca) (pop: 14,500) --> See nearby quakes!
98 km (61 mi) W of Arauco (pop: 13,700) --> See nearby quakes!
124 km (77 mi) NW of La Rioja (pop: 162,600) --> See nearby quakes!
124 km (77 mi) NW of La Rioja (pop: 162,600) --> See nearby quakes!
197 km (122 mi) W of San Fernando del Valle de Catamarca (pop: 188,800) --> See nearby quakes!
199 km (124 mi) NNE of San José de Jachal (San Juan) (pop: 21,000) --> See nearby quakes!
325 km (202 mi) SW of Tucuman (pop: 781,000) --> See nearby quakes!
464 km (288 mi) NW of Cordoba (pop: 1,428,200) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 17°C (63 F), humidity: 76%, wind: 2 m/s (4 kts) from SE
Primary data source: INPRES
Estimated released energy: 2.5 x 1011 joules (69.8 megawatt hours, equivalent to 60 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
4.4134 kmLA RIOJA (Argentina)INPRES
4.6111 kmLA RIOJA, ARGENTINAEMSC
4.5112 kmLa Rioja Province, ArgentinaGFZ
4.6128 km28 Km ENE of Vinchina, ArgentinaUSGS
4.3128 kmLa Rioja Province, ArgentinaUSP

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
419 km SE of epicenter [Map] / not felt (reported through our app)
462.7 km SE of epicenter [Map] / Weak shaking (MMI III)
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Earlier earthquakes in the same area

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