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The quake had a moderate depth of 134 km (83 mi) and was not felt (or at least not reported so).Quake Data | Interactive map | Seismograms | User reports | Earlier quakes here | Quakes in Chile | Quakes in Bolivia | Quakes in Argentina | Region de Antofagasta | Tarapacá | Departamento de PotosiHint: Click on the image to see different maps of this quake!Light magnitude 3.9 earthquake at 134 km depth11 Jul 20:28 UTC: First to report: EMSC after 4 minutes.I didn't feel itI felt this quakeEarthquake detailsDate & timeJul 11, 2026 20:25:06 UTC - Local time at epicenterSaturday, Jul 11, 2026, at 04:25 pm (America/Santiago GMT -4)Statuspreliminary (automatic detection)Magnitude3.90Depth134 kmEpicenter latitude / longitude22.92°S / 68.88°WProvincia de Antofagasta, Region de Antofagasta, ChileSeismic antipode22.92°N / 111.12°EChinaShaking intensityII Very weak shakingFelt0 reportsPrimary data sourceEMSC (European-Mediterranean Seismological Centre)Nearest volcanoLicancabur (103 km / 64 mi)Weather at epicenter at time of quakeClear Sky 18.9°C (66 F), humidity: 4%, wind: 8 m/s (15 kts) from WEstimated 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 energy4 minutes agoJul 11, 2026 20:25 GMT / Jul 11, 2026 04:25 pm (Santiago time)Lat / Lng: -22.92 / -68.88: Antofagasta, ChileSource: EMSCDetail info | You felt it? - Report it!';storedMarkers.push(['quake-23178222',-22.92000,-68.88000,'4 minutes ago: Mag. 3.9, Antofagasta, Chile',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 ChileNearby placesThe closest larger town where the quake might have been felt is Sierra Gorda, a town with 1,100 inhabitants in Chile, in 45 km (28 mi) distance west of the epicenter. People likely experienced very weak shaking there.The following table shows some of the places that might have been affected (or not) by the shaking.DistancePlaceMax. shaking intensity(*)RegionCountry45 km (28 mi)W of epicenterSierra Gorda(pop: 1,070)II: Very weakProvincia de Antofagasta, Region de AntofagastaChile52 km (32 mi)N of epicenterCalama(pop: 166,300)II: Very weakProvincia de El Loa, Region de AntofagastaChile70 km (43 mi)E of epicenterSan Pedro de Atacama(pop: 11,000)II: Very weakProvincia de El Loa, Region de AntofagastaChile103 km (64 mi)NW of epicenterMaria Elena(pop: 7,530)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile109 km (67 mi)SW of epicenterBaquedano(pop: 858)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile156 km (97 mi)NW of epicenterQuillagua(pop: 141)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile162 km (100 mi)W of epicenterMejillones(pop: 14,100)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile164 km (102 mi)NW of epicenterTocopilla(pop: 25,400)I: Not feltRegion de AntofagastaChile175 km (109 mi)SW of epicenterAntofagasta(pop: 401,100)I: Not feltRegion de AntofagastaChile199 km (124 mi)N of epicenterOllagüe(pop: 134)I: Not feltProvincia de El Loa, Region de AntofagastaChile216 km (134 mi)NW of epicenterCaleta Chipana(pop: 84)I: Not feltProvincia de Iquique, TarapacáChile222 km (138 mi)N of epicenterHuatacondo(pop: 55)I: Not feltProvincia del Tamarugal, TarapacáChile251 km (156 mi)NW of epicenterRio Seco(pop: 145)I: Not feltProvincia de Iquique, TarapacáChile252 km (156 mi)NE of epicenterCulpina K(pop: 71)I: Not feltDepartamento de PotosiBolivia255 km (159 mi)N of epicenterOficina Victoria(pop: 83)I: Not feltProvincia del Tamarugal, TarapacáChile262 km (163 mi)E of epicenterSusques(pop: 1,140)I: Not feltJujuy ProvinceArgentina264 km (164 mi)NE of epicenterSan Cristobal(pop: 75)I: Not feltDepartamento de PotosiBolivia265 km (164 mi)N of epicenterColonia Pintados(pop: 143)I: Not feltProvincia del Tamarugal, TarapacáChile274 km (170 mi)N of epicenterPica(pop: 9,300)I: Not feltProvincia del Tamarugal, TarapacáChile281 km (175 mi)NW of epicenterChanavayita(pop: 603)I: Not feltProvincia de Iquique, TarapacáChile291 km (181 mi)NW of epicenterPlaya Quinteros(pop: 20)I: Not feltProvincia de Iquique, TarapacáChile298 km (185 mi)SE of epicenterSan Antonio de los Cobres(pop: 4,000)I: Not feltDepartamento de Los Andes, Salta ProvinceArgentina307 km (191 mi)NW of epicenterLos Verdes(pop: 216)I: Not feltProvincia de Iquique, TarapacáChile321 km (199 mi)SW of epicenterTaltal(pop: 11,100)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile327 km (203 mi)NE of epicenterPorco(pop: 5,960)I: Not feltDepartamento de PotosiBolivia346 km (215 mi)NE of epicenterUyuni(pop: 10,300)I: Not feltDepartamento de PotosiBolivia352 km (219 mi)NE of epicenterAtocha(pop: 1,830)I: Not feltDepartamento de PotosiBolivia369 km (229 mi)SE of epicenterCachi(pop: 2,190)I: Not feltSalta ProvinceArgentinaNotes:(*) 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 GMT2026-07-11EpicenterAgency3.9134 km83 mi20:25:06ANTOFAGASTA, CHILEEMSC (European-Mediterranean Seismological Centre)"; HTMLcontent += ""; mainMap.addToMap("station"+id, lat, lon, title,HTMLcontent); mainMap.map.panTo([lat,lon]); document.getElementById("map_canvas").scrollIntoView();}]]>SeismogramsSeismic station: SAN PEDRO DE ATACAMA (AF01/C1 network) | Distance from quake: 72 km / 45 mi | Show on map | Station InfoSeismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-5.0 Hz. Source: NSF SAGE Facility IRISWS timeseriesplot Web ServiceSeismic station: Mina Guanaco, Chile (GO02/C network) | Distance from quake: 260 km / 161 mi | Show on map | Station InfoShow moreEarthquake statisticsAverage number of earthquakesBased on data from the past 26 years and our earthquake archive back to 1900, there are about 637 quakes on average per year in the area near the epicenter of this quake (within 100 km/61 mi):Mag. 7 or higher: 0.03 quakes per year (or 1 quake every 31.3 years)Mag. 6 or higher: 0.12 quakes per year (or 1 quake every 8.4 years)Mag. 5 or higher: 3.1 quakes per yearMag. 4 or higher: 48 quakes per year (or 4 quakes per month)Mag. 3 or higher: 279 quakes per year (or 23.2 quakes per month)Mag. 2 or higher: 636 quakes per year (or 53 quakes per month)Mag. 1 or higher: 638 quakes per year (or 53 quakes per month)The area where this quake occurred has a very high level of seismic activity. It has had at least 4 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 30 to 35 years.Number of quakes per yearPrevious quakes in the same area of this earthquake