Moderate mag. 5.5 earthquake - 50 km west of Calingasta, San Juan, Argentina, on Monday, 20 May 2019 at 11:18 (GMT)

Moderate mag. 5.5 earthquake - 50 km west of Calingasta, San Juan, Argentina, on Monday, 20 May 2019 at 11:18 (GMT)

Moderate magnitude 5.5 earthquake at 106 km depth

20 May 11:21 UTC: First to report: GFZ after 3 minutes.
May 20 11:24: Magnitude recalculated from 5.5 to 5.3.
Hypocenter depth recalculated from 145.0 to 124.0 km.
May 20 11:30: Magnitude recalculated from 5.3 to 5.6.
Hypocenter depth recalculated from 124.0 to 106.0 km.
May 20 11:36: Magnitude recalculated from 5.6 to 5.5.
Date & time: 20 May 2019 11:18:32 UTC
Magnitude: 5.5
Depth: 106.0 km
Epicenter latitude / longitude: 31.5°S / 69.91°W (Departamento de Calingasta, San Juan, Argentina)
Nearest volcano: Tupungatito (216 km / 134 mi)
Nearby towns and cities:
50 km (31 mi) WSW of Calingasta (pop: 8,180) --> See nearby quakes!
127 km (79 mi) W of Pocito (pop: 41,000) --> See nearby quakes!
130 km (81 mi) W of Villa Paula de Sarmiento (pop: 19,100) --> See nearby quakes!
130 km (81 mi) W of San Juan (pop: 447,000) --> See nearby quakes!
131 km (81 mi) W of Chimbas (pop: 73,800) --> See nearby quakes!
132 km (82 mi) W of Albardon (pop: 20,400) --> See nearby quakes!
134 km (83 mi) W of Santa Lucia (pop: 43,600) --> See nearby quakes!
155 km (96 mi) W of Caucete (pop: 33,600) --> See nearby quakes!
185 km (115 mi) NW of Mendoza (pop: 876,900) --> See nearby quakes!
228 km (142 mi) NNE of Santiago (Santiago Metropolitan, Chile) (pop: 4,837,300) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) 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.
Mag.DepthLocationSource
5.5106 kmSan Juan Province, ArgentinaGFZ
5.6111 kmSan Juan, ArgentinaEMSC
5.4103 kmSan Juan Province, ArgentinaGeoAu
5.410 kmChile-Argentina Border RegionUSP
5.5134 km50 km al NE de Mina Los Pelambres (Argentina)GUG (U. Chile)
5.249 kmSan Juan Province, ArgentinaBMKG
5.6102 km46km WSW of Calingasta, ArgentinaUSGS

User reports for this quake (72)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Santiago / Very weak shaking (MMI II)
225 km SW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Valparaíso Chile (699.9 km SSW of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
200 km SSW of epicenter [Map] / Weak shaking (MMI III) : Mucho ruido (reported through our app)  
221 km SSW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
241.9 km SSW of epicenter [Map] / Moderate shaking (MMI V) : Mucho ruido leve movimiento (reported through our app)  
234 km SSW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Santiago / Light shaking (MMI IV)
221.9 km SSW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
181.3 km SE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Santiago de Chile - Region Metropolitana - Quinta / Weak shaking (MMI III)
221 km SSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
201.4 km SSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Santiago,Avenida Peru / Very weak shaking (MMI II)
Santiago / Very weak shaking (MMI II) : Felt in Santiago, hyatt hotel Top floor light shaking of bed  
viña del mar / Light shaking (MMI IV)
Buenos aires (1174.6 km ESE of epicenter) [Map] / not felt : Animales inquietos (reported through our app)  
220.1 km SSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
219.5 km SSW of epicenter [Map] / Moderate shaking (MMI V)
Santiago / Weak shaking (MMI III)
215.9 km SSW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
San Juan Argentina (130.2 km E of epicenter) [Map] / Strong shaking (MMI VI) (reported through our app)
224.2 km SSW of epicenter [Map] / Light shaking (MMI IV) : Still in bed, woke up my sleeping wife. Was wavy, about 15 seconds total  
Santiago / Weak shaking (MMI III) : Lasted only about 5 seconds. Top of the ritz Carlton hotel, felt shaking and moving of small objects (lampshades)  
190 km SSE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
106.3 km WSW of epicenter [Map] / Light shaking (MMI IV) : Movimiento corto 20 seg (reported through our app)  
235.3 km SW of epicenter [Map] / Light shaking (MMI IV) : Rattling woke us up, seemed to last 1-2 minutes  
186.3 km SSE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
260.2 km SSW of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
226.9 km SSW of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
185.3 km SSE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Las Cabras (Chile, 328 km S of epicenter) : Sismo leve intensidad, pero perceptible el la región de O'Higgins en Chile. A las 07:20 hora local (reported through EMSC)  
Casablanca (Chile, 241 km SW of epicenter) : Mucho ruido. Movimiento corto y moderado (reported through EMSC)  
Providencia (Chile, 218 km S of epicenter) : it sounded and felt like a strong wind shaking the house (reported through EMSC)  
Vicuña (Chile, 171 km NW of epicenter) : IV Mercalli (reported through EMSC)  
Providencia (Chile, 220 km S of epicenter) : Todo bien en Santiago (reported through EMSC)  
San Felipe (Chile, 151 km S of epicenter) : San Felipe, V región cordillera, movimiento suave, no ameritó levantarse a afirmar la TV (reported through EMSC)  
Quillota (Chile, 194 km SW of epicenter) : Me despertó. Fuerte movimiento rápido. Solo de 5 segundos app. (reported through EMSC)  
Copiapo (Chile, 460 km NW of epicenter) : Se sintió leve en Copiapó. (reported through EMSC)  
Vallenar (Chile, 330 km NW of epicenter) : Se movió como un penduño y duró poco tiempo (reported through EMSC)  
El Tabo (Chile, 259 km SW of epicenter) : Muy largo (reported through EMSC)  
Casablanca (Chile, 233 km SW of epicenter) : Suave (reported through EMSC)  
La Florida (Chile, 226 km S of epicenter) : Estava durmiendo (reported through EMSC)  
Maipú (Chile, 225 km S of epicenter) : Fuerte y rápido (reported through EMSC)  
Peñalolén (Chile, 221 km S of epicenter) : Suave, II A III (reported through EMSC)  
Peñalolén (Chile, 220 km S of epicenter) : Un sismo corto de una sola sacudida, sin ruido subterráneo. Como decimos aqui, cordillerano y profundo. (reported through EMSC)  
Ñuñoa (Chile, 219 km S of epicenter) : Leve pero largo (reported through EMSC)  
Providencia (Chile, 219 km S of epicenter) : Se sintio por pocos segundos (reported through EMSC)  
Santiago (Chile, 219 km S of epicenter) : Mucho ruido, como un choque. No se sintió movimiento. (reported through EMSC)  
Santiago (Chile, 219 km S of epicenter) : Fue con mucho ruido ,y una vibración corta pero fuerte (reported through EMSC)  
Santiago (Chile, 219 km S of epicenter) : Omg very very ston (reported through EMSC)  
Santiago (Chile, 219 km S of epicenter) : No fue fuerte, sino un poco largo (reported through EMSC)  
Providencia (Chile, 219 km S of epicenter) : Un solo movimiento suave (reported through EMSC)  
Recoleta (Chile, 218 km S of epicenter) : Felt it Santiago (reported through EMSC)  
Recoleta (Chile, 218 km S of epicenter) : Fuerte pero corto (reported through EMSC)  
Las Condes (Chile, 217 km S of epicenter) : Leve (reported through EMSC)  
Providencia (Chile, 216 km S of epicenter) : Muy leve en providencia, Santiago (reported through EMSC)  
Las Condes (Chile, 216 km S of epicenter) : se sintió en Las Condes, Santiago (reported through EMSC)  
Las Condes (Chile, 215 km S of epicenter) : Acaba de temblar en Santiago de Chile a las 7;22 am (reported through EMSC)  
Las Condes (Chile, 214 km S of epicenter) : Sismo con origen lejano (reported through EMSC)  
Quilicura (Chile, 211 km S of epicenter) : Su movimiento moderado .....!!! (reported through EMSC)  
Quilpué (Chile, 210 km SW of epicenter) : Casi imperceptible (reported through EMSC)  
Lo Barnechea (Chile, 208 km S of epicenter) : Se sintió en Santiago de Chile (reported through EMSC)  
Lampa (Chile, 204 km S of epicenter) : Desperté con el movimiento (reported through EMSC)  
Coquimbo (Chile, 203 km NW of epicenter) : En Coquimbo se sintió bastante fuerte en sector alto (reported through EMSC)  
Concón (Chile, 203 km SW of epicenter) : long and noisy movement (reported through EMSC)  
Colina (Chile, 203 km S of epicenter) : fuerte y corto 3 A 4 mercalli (reported through EMSC)  
Mendoza (Argentina, 197 km SE of epicenter) : Fueron 2 segundos y fue suave. (reported through EMSC)  
Coquimbo (Chile, 197 km NW of epicenter) : Se sintió levemente cómo un crugido (reported through EMSC)  
Papudo (Chile, 164 km SW of epicenter) : Sentimos suave en papudo (reported through EMSC)  
(Argentina, 154 km E of epicenter) : Se sintió muy fuerte y largo, como movimientos circulares y ondulantes. Por alguna razón pensé que el epicentro era aquí en San Juan. It felt very strong and long. With circular and wavy motions. For some reason I had the feeling the epicenter would be here in San Juan. (reported through EMSC)  
Ovalle (Chile, 141 km NW of epicenter) : muy largo se movio como cuna (reported through EMSC)  
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Aftershocks

More info
Recorded aftershocks, latest first (2 quakes):
  • 08 Jul 2019 11:15 UTC
    | M 2.5 |
    140.5 km (87.3 mi) depth
    |
    32 km (20 mi) distance
    | GUG (U. Chile) | Details
  • 20 May 2019 11:24 UTC
    | M 3.8 |
    95 km (59 mi) depth
    |
    28 km (18 mi) distance
    | EMSC | Details

Earlier earthquakes in the same area

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