A magnitude 4.8 earthquake occurred just 21 minutes ago, 28 km northwest of San Juan, Argentina, the United States Geological Survey reported.The quake struck at an intermediate depth of 108.94 km beneath the epicenter near San Juan, Departamento de Capital, San Juan Province, Argentina, after midnight on Sunday, November 15th, 2026, at 12:59 am local time. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review data and refine their calculations, or as other agencies issue their reports.Our monitoring service identified a second report from the European-Mediterranean Seismological Centre (EMSC), which also listed the quake at magnitude 4.8. Other agencies reporting the same quake include the German Research Centre for Geosciences (GFZ), at magnitude 4.8, and the citizen-seismograph network RaspberryShake, at magnitude 4.8.Weak shaking might have been felt in Albardon (pop. 20,400), located 20 km from the epicenter; Villa Paula de Sarmiento (pop. 19,100), 23 km away; Chimbas (pop. 73,800), 24 km away; San Juan (pop. 109,100), 28 km away; Santa Lucia (pop. 43,600), 30 km away; Pocito (pop. 41,000), 41 km away; and Caucete (pop. 33,600), 53 km away.VolcanoDiscovery will automatically update the magnitude and depth if they change and follow up if other significant news about the quake becomes available. If you’re in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.Earthquake data: Date & time: Nov 15, 2026 12:59 am (Buenos_Aires time) local time (15 Nov 2026 03:59 GMT)Magnitude: 4.8Hypocenter depth: 108.94 kmEpicenter coordinates: 31.32°S / 68.68°W (Departamento de Ullum, San Juan Province, Argentina)Primary data source: USGS