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Moderate mag. 5.1 earthquake - 16 km W of Villa Basilio Nievas, Argentina on Thursday, 15 October 2020

Moderate mag. 5.1 earthquake  - 16 km W of Villa Basilio Nievas, Argentina on Thursday, 15 October 2020
15 Oct 02:23 UTC: First to report: GFZ after 4 minutes.
15 Oct 02:26: Hypocenter depth recalculated from 156.0 to 123.0 km (from 97 to 76 mi).
I felt this quake
I didn't feel it
Date & time: Thursday, 15 October 2020 02:20 UTC
Local time at epicenter: 14 Oct 11:20 pm (GMT -3)
Magnitude: 5.1
Depth: 123.0 km
Epicenter latitude / longitude: 31.56°S / 68.95°W (Argentina)
Nearest volcano: Tupungatito (220 km / 137 mi)
Nearby towns and cities:
21 km (13 mi) W of Villa Basilio Nievas (pop: 4,000)
37 km (23 mi) NW of Pocito (pop: 41,000)
39 km (24 mi) W of San Juan (pop: 447,000)
40 km (25 mi) W of Villa Paula de Sarmiento (pop: 19,100)
148 km (92 mi) N of Mendoza (pop: 876,900)
175 km (109 mi) NW of San Martín (pop: 82,500)
Weather at epicenter at time of quake:
Broken Clouds 12.4°C (54 F), humidity: 59%, wind: 0 m/s (1 kts) from N
Primary data source: GFZ
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 tons of TNT) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
14 Oct 11:20 pm (GMT -3) (15 Oct 02:20:10 UTC)M 5.1 / 123 km- 16 km W of Villa Basilio Nievas, ArgentinaGFZ
14/10/2020 23:20:10 (15 Oct 02:20:10 UTC)M 5.1 / 122 kmSAN JUAN (Argentina)INPRES
Thu, 15 Oct 02:20 UTCM 4.9 / 106 kmSan Juan, ArgentinaEMSC
Thu, 15 Oct 02:20 UTCM 4.9 / 102.6 km16 Km W of Villa Basilio Nievas, ArgentinaUSGS
Thu, 15 Oct 02:20 UTCM 5.0 / 116.2 km61 Km Al O De San Juan., ArgentinaGUG (U. Chile)
Thu, 15 Oct 02:20 UTCM 5.1 / 106.7 kmSan Juan Province, ArgentinaGeoAu
Thu, 15 Oct 02:20 UTCM 5.0 / 61 kmSan Juan Province, ArgentinaUSP

User reports for this quake (17)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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1057.2 km ESE of epicenter [Map] / not felt (reported through our app)
Mendoza Argentina (150.1 km S of epicenter) [Map] / Weak shaking (MMI III) : Muy suave (reported through our app)
1048.2 km ESE of epicenter [Map] / not felt (reported through our app)
42.2 km E of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
266.1 km SW of epicenter [Map] / Light shaking (MMI IV) : Fue muy débil (reported through our app)
1034.4 km ESE of epicenter [Map] / not felt : De capital federal, no lo sentimos (reported through our app)
418 km E of epicenter [Map] / Very weak shaking (MMI II) / 1-2 s (reported through our app)
152.5 km S of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
456.8 km E of epicenter [Map] / Very weak shaking (MMI II)
145.1 km S of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
147.4 km S of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
chimbas / Moderate shaking (MMI V) / 1-2 s
(Argentina, 43 km E of epicenter) : El sismo fue corto en duración y violento. (desde un 2do piso) (reported through EMSC)
Villa Nueva (Argentina, 154 km S of epicenter) : Se meció un rato (reported through EMSC)
Las Heras (Argentina, 149 km S of epicenter) : Fue cortó muy fuerte con un solo golpe. (reported through EMSC)
San Juan (Argentina, 46 km E of epicenter) : Sentí dos movimientos horizontales muy fuertes (reported through EMSC)
San Juan (Argentina, 46 km E of epicenter) : Fuerte y corto (reported through EMSC)

Aftershocks of the 5.1 quake: 16 km W of Villa Basilio Nievas, Argentina, 15 Oct 2020 02:20

More info
Recorded aftershocks, latest first (2 quakes so far, frequently updated):
  • 16 Oct 2020 19:07 UTC
    | M 2.6 |
    106 km (65.9 mi) depth
    |
    13 km (8 mi) distance
    | INPRES | Details
  • 15 Oct 2020 17:17 UTC
    | M 2.9 |
    107 km (66.5 mi) depth
    |
    7 km (5 mi) distance
    | INPRES | Details

Earlier earthquakes in the same area since 1900

Moderate mag. 5.1 earthquake - 16 km W of Villa Basilio Nievas, Argentina on Thursday, 15 October 2020

Map of earlier quakes

 

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