An intermediate-magnitude 4.1 earthquake was reported early in the morning near Quillota, Provincia de Quillota, Region de Valparaiso, Chile.According to the European-Mediterranean Seismological Centre (EMSC), the quake hit on Tuesday, September 29th, 2026, at 1:02 am local time, at an intermediate depth of 72. km. The exact magnitude, epicenter, and depth of the quake might be revised within the next few hours or minutes as seismologists review the data and refine their calculations, or as other agencies issue their reports.Our monitoring service identified a second report from the National Seismological Center (Centro Sismológico Nacional, CSN) of the University of Chile, which listed the quake at magnitude 4.2. A third agency, the citizen-seismograph network RaspberryShake, reported the same quake at magnitude 4.2.Towns or cities near the epicenter where the quake might have been felt as very weak shaking include La Cruz (pop. 17,300), located 12 km from the epicenter; Hacienda La Calera (pop. 49,100), 12 km away; Quillota (pop. 67,800), 14 km away; La Calera (pop. 50,200), 14 km away; Villa Alemana (pop. 97,300), 29 km away; Quilpue (pop. 130,300), 30 km away; Vina del Mar (pop. 334,200), 32 km away; and Valparaiso (pop. 282,400), 38 km away. In Santiago (pop. 4,837,300, 99 km away), the quake was probably not felt.Earthquake data: Date & time: Sep 29, 2026 01:02 am (Santiago time) local time (29 Sep 2026 04:02 GMT)Magnitude: 4.1Hypocenter depth: 72.00 kmEpicenter coordinates: 32.79°S / 71.35°W (Valparaiso, Region de Valparaiso, Chile)Primary data source: EMSC