Light magnitude 3.9 earthquake at 305 km depth20 Jun 19:03 UTC: First to report: BMKG after 7 minutes.I didn't feel itI felt this quakeEarthquake detailsDate & timeJun 20, 2026 18:55:43 UTC - Local time at epicenterSaturday, Jun 20, 2026, at 06:55 pm (Universal Time GMT +0)Statusconfirmed (manually revised)Magnitude3.9Depth305 kmEpicenter latitude / longitude6.55°S / 129.3°EIndonesiaSeismic antipode6.55°N / 50.7°WShaking intensityNot feltPrimary data sourceBMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Nearest volcanoNila (30 km / 19 mi)Estimated seismic energy released4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 tons of TNT) | equivalent to ONE quake of magnitude 3.9 | about seismic energy8 minutes agoJun 20, 2026 18:55 GMT / Jun 20, 2026 06:55 pm (Universal Time)Lat / Lng: -6.55 / 129.3: Indonesia: Banda SeaSource: BMKGDetail info | You felt it? - Report it!';storedMarkers.push(['quake-23119851',-6.55000,129.30000,'8 minutes ago: Mag. 3.9, Indonesia: Banda Sea',html,'quakes-5-24.png',18,18,9,9,124]); function mkRep(id,notFelt){var nFelt=notFelt||false;var src="https://www.volcanoesandearthquakes.com/app/earthquake-report.php?quakeId="+id;if(nFelt==true){src+="¬Felt=true";}window.open(src,"","status=0,toolbar=0,location=0,directories=0,menubar=0,resizable=1,scrollbars=1,height=400,width=350");} function locationHashChanged(e){-1!=e.oldURL.indexOf("#popupMap")&&closePopup()} window.onhashchange = locationHashChanged; function comment(e){var t=e.parentNode,a=(t.dataset.id,document.getElementById("commentForm"));"none"==a.style.display?(t.appendChild(a),a.style.display="block"):a.style.display="none"}function sendComment(e){var t=e.parentNode,a=t.parentNode.dataset.id,n=document.getElementById("commentContent"),p=n.value.trim();if(p){var o="id="+a+"&quakeId="+thisQuakeId;o+="&comment="+decodeURIComponent(p),mkRequest("//reports.volcanodiscovery.com/app/eqReportComment.php","post",o,function(e){e.responseText;alert("Thank you for submitting your comment!"),t.style.display="none",n.value=""})}}function flagReport(e){var t=e.parentNode.dataset.id;if(confirm("Report this as inappropriate?")){var a="id="+t+"&quakeId="+thisQuakeId+"&flagAsInappropriate=1";mkRequest("//reports.volcanodiscovery.com/app/eqReportComment.php","post",a,function(t){var a=t.responseText;alert(a),e.style.display="none"})}}function likeReport(e){var t="id="+e.parentNode.dataset.id+"&quakeId="+thisQuakeId+"&like=1";mkRequest("//reports.volcanodiscovery.com/app/eqReportComment.php","post",t,function(t){t.responseText;e.style.opacity=.5})}]]>[smaller] [bigger]Most recent quakes Top 20 past 24 hrs Quakes in BaliNearby placesThe closest larger town near the epicenter is Tiakur, a town with 5,200 inhabitants in Indonesia, in 243 km (151 mi) distance to the southwest, but it is unlikely that the quake was felt there. DistancePlaceMax. shaking intensity(*)RegionCountry243 km (151 mi)SW of epicenterTiakur(pop: 5,230)I: Not feltKabupaten Maluku Barat Daya, MalukuIndonesia272 km (169 mi)SE of epicenterSaumlaki(pop: 13,800)I: Not feltKabupaten Maluku Tenggara Barat, MalukuIndonesia305 km (189 mi)SW of epicenterTutuala(pop: 3,710)I: Not feltLauteinEast Timor332 km (207 mi)SW of epicenterLautem(pop: 3,160): Not feltLauteinEast Timor335 km (208 mi)SW of epicenterLospalos(pop: 17,200): Not feltLauteinEast Timor351 km (218 mi)SW of epicenterLuro(pop: 2,840): Not feltLauteinEast TimorNotes:(*) Shaking intensity according to the Modified Mercalli Intensity Scale (MMI) and estimated using seismic models.User-reports for this quakeThere are no user reports for this quake yet.If you felt it, be the first to report it!Get the Android appCompare Quake DataData for the same earthquake as reported by different agenciesThe 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.MagDepthTime GMT2026-06-20EpicenterAgency3.9305 km190 mi18:55:43Banda SeaBMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Earthquake statisticsAverage number of earthquakesBased on data from the past 26 years and our earthquake archive back to 1900, there are about 184 quakes on average per year in the area near the epicenter of this quake (within 100 km/61 mi):Mag. 8 or higher: 0.02 quakes per year (or 1 quake every 62.5 years)Mag. 7 or higher: 0.07 quakes per year (or 1 quake every 14.1 years)Mag. 6 or higher: 0.37 quakes per year (or 1 quake every 2.7 years)Mag. 5 or higher: 7.9 quakes per yearMag. 4 or higher: 162 quakes per year (or 13.5 quakes per month)Mag. 3 or higher: 183 quakes per year (or 15.2 quakes per month)Mag. 2 or higher: 192 quakes per year (or 16 quakes per month)The area where this quake occurred has a very high level of seismic activity. It has had at least 2 quakes above magnitude 8 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 60 to 65 years.Number of quakes per yearPrevious quakes in the same area of this earthquake