Light magnitude 3.9 earthquake at 242 km depth29 Aug 19:32 UTC: First to report: EMSC after 5 minutes.29 Aug 19:35: Magnitude recalculated from 4.1 to 3.9. Epicenter location corrected by 35 km (22 mi) towards WNW.I didn't feel itI felt this quakeEarthquake detailsDate & timeAug 29, 2026 19:27:31 UTC - Local time at epicenterSaturday, Aug 29, 2026, at 03:27 pm (GMT -4)StatusconfirmedMagnitude3.90Depth242 kmEpicenter latitude / longitude23.46°S / 67.27°WDepartamento de Susques, Jujuy Province, ChileAlso near: Argentina 10.1 km (6 mi) away | Bolivia 68 km (42 mi) awaySeismic antipode23.46°N / 112.73°EChinaShaking intensityNot feltPrimary data sourceEMSC (European-Mediterranean Seismological Centre)Nearest volcanoCerro de Rio Negro (33 km / 21 mi)Weather at epicenter at time of quakeBroken Clouds 5.5°C (42 F), humidity: 11%, wind: 17 m/s (32 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 energy9 minutes agoAug 29, 2026 19:27 GMT / Aug 29, 2026 03:27 pm (GMT -4)Lat / Lng: -23.46 / -67.27: Antofagasta, ChileSource: EMSCOther sources: RaspberryShake: 4.1 / 244 km, CSN: 4.1 / 244 kmDetail info | You felt it? - Report it!';storedMarkers.push(['quake-23321985',-23.46000,-67.27000,'9 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 near the epicenter is Susques, a town with 1,100 inhabitants in Argentina, in 92 km (57 mi) distance to the east, but it is unlikely that the quake was felt there. DistancePlaceMax. shaking intensity(*)RegionCountry92 km (57 mi)E of epicenterSusques(pop: 1,140)I: Not feltJujuy ProvinceArgentina113 km (70 mi)NW of epicenterSan Pedro de Atacama(pop: 11,000)I: Not feltProvincia de El Loa, Region de AntofagastaChile128 km (80 mi)SE of epicenterSan Antonio de los Cobres(pop: 4,000)I: Not feltDepartamento de Los Andes, Salta ProvinceArgentina165 km (102 mi)E of epicenterEl Aguilar(pop: 3,660)I: Not feltDepartamento de Humahuaca, Jujuy ProvinceArgentina173 km (108 mi)SE of epicenterSanta Rosa de Tastil(pop: 2,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina181 km (112 mi)NE of epicenterAbra Pampa(pop: 9,430)I: Not feltDepartamento de Cochinoca, Jujuy ProvinceArgentina183 km (114 mi)E of epicenterPurmamarca(pop: 388)I: Not feltDepartamento de Tumbaya, Jujuy ProvinceArgentina192 km (119 mi)E of epicenterTilcara(pop: 5,640)I: Not feltJujuy ProvinceArgentina198 km (123 mi)E of epicenterHumahuaca(pop: 11,400)I: Not feltJujuy ProvinceArgentina203 km (126 mi)NW of epicenterCalama(pop: 166,300)I: Not feltProvincia de El Loa, Region de AntofagastaChile216 km (134 mi)SE of epicenterCachi(pop: 2,190)I: Not feltSalta ProvinceArgentina217 km (135 mi)E of epicenterSan Salvador de Jujuy(pop: 258,000)I: Not feltDepartamento de Doctor Manuel Belgrano, Jujuy ProvinceArgentina219 km (136 mi)W of epicenterSierra Gorda(pop: 1,070)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile227 km (141 mi)SE of epicenterPalpala(pop: 48,200)I: Not feltDepartamento de Palpala, Jujuy ProvinceArgentina229 km (142 mi)NE of epicenterLa Quiaca(pop: 14,800)I: Not feltDepartamento de Yavi, Jujuy ProvinceArgentina230 km (143 mi)NE of epicenterVillazon(pop: 30,300)I: Not feltDepartamento de PotosiBolivia231 km (143 mi)SE of epicenterCampo Quijano(pop: 5,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina240 km (149 mi)SE of epicenterSalta(pop: 520,700)I: Not feltDepartamento Capital, Salta ProvinceArgentina245 km (152 mi)N of epicenterCulpina K(pop: 71)I: Not feltDepartamento de PotosiBolivia253 km (157 mi)SE of epicenterLa Mendieta(pop: 3,810)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina254 km (158 mi)SE of epicenterEl Carril(pop: 9,780)I: Not feltDepartamento de Chicoana, Salta ProvinceArgentina255 km (159 mi)E of epicenterLibertador General San Martin(pop: 49,300)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina257 km (160 mi)N of epicenterSan Cristobal(pop: 75)I: Not feltDepartamento de PotosiBolivia257 km (160 mi)E of epicenterFraile Pintado(pop: 13,700)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina259 km (161 mi)E of epicenterSan Pedro de Jujuy(pop: 58,400)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina263 km (163 mi)W of epicenterBaquedano(pop: 858)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile268 km (167 mi)N of epicenterOllagüe(pop: 134)I: Not feltProvincia de El Loa, Region de AntofagastaChile275 km (171 mi)E of epicenterCaimancito(pop: 5,400)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina275 km (171 mi)NW of epicenterMaria Elena(pop: 7,530)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile275 km (171 mi)NE of epicenterTupiza(pop: 22,200)I: Not feltDepartamento de PotosiBolivia281 km (175 mi)N of epicenterPorco(pop: 5,960)I: Not feltDepartamento de PotosiBolivia282 km (175 mi)E of epicenterSanta Clara(pop: 4,880)I: Not feltDepartamento de Santa Barbara, Jujuy ProvinceArgentina307 km (191 mi)NW of epicenterQuillagua(pop: 141)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile338 km (210 mi)NE of epicenterTarija(pop: 159,300)I: Not feltDepartamento de TarijaBolivia340 km (212 mi)SE of epicenterEl Galpon(pop: 8,360)I: Not feltDepartamento de Metan, Salta 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 GMT2026-08-29EpicenterAgency3.9242 km151 mi19:27:31ANTOFAGASTA, CHILEEMSC (European-Mediterranean Seismological Centre)4.1244 km152 mi19:27:30Jujuy Province, Argentina35 km (22 mi) epicenter difference with EMSCRaspberryShake (RaspberryShake)4.1244 km152 mi19:27:3094 km al E de Socaire35 km (22 mi) epicenter difference with EMSCCSN (National Seismological Center (Centro Sismológico Nacional))Earthquake statisticsAverage number of earthquakesBased on data from the past 26 years and our earthquake archive back to 1900, there are about 1,100 quakes on average per year in the area near the epicenter of this quake (within 100 km/61 mi):Mag. 7 or higher: 0.02 quakes per year (or 1 quake every 41.7 years)Mag. 6 or higher: 0.36 quakes per year (or 1 quake every 2.7 years)Mag. 5 or higher: 3.6 quakes per yearMag. 4 or higher: 143 quakes per year (or 11.9 quakes per month)Mag. 3 or higher: 910 quakes per year (or 76 quakes per month)Mag. 2 or higher: 1,100 quakes per year (or 3.1 quakes per day)The area where this quake occurred has a very high level of seismic activity. It has had at least 3 quakes above magnitude 7 since 1900, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 40 to 45 years.Number of quakes per yearPrevious quakes in the same area of this earthquake