A magnitude 4.3 earthquake near Akutan, Aleutians East, Alaska, USA, was reported only 15 minutes ago by the United States Geological Survey, considered the key international and national agency that monitors seismic activity in the US. The earthquake occurred at a moderately shallow depth of 22 miles beneath the epicenter in the afternoon on Thursday, August 20th, 2026, at 5:11 pm 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 report.A second report was later issued by the European-Mediterranean Seismological Centre (EMSC), which listed it as a magnitude 4.3 earthquake as well.Weak shaking might have been felt in Akutan (pop. 1000) located 46 miles from the epicenter.Other towns or cities near the epicenter where the quake might have been felt as very weak shaking include Unalaska (pop. 4,500) located 55 miles from the epicenter, and Dutch Harbor (pop. 4,400) 56 miles away.VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become 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: Aug 20, 2026 05:11 pm (GMT -8) local time (21 Aug 2026 01:11 GMT)Magnitude: 4.3Depth: 35.00 kmEpicenter latitude / longitude: 53.52°N / 165.33°W (Alaska, United States)Primary data source: USGS