Light magnitude 3.9 earthquake at 241 km depth21 Mar 13:31 UTC: First to report: EMSC after 8 minutes.I didn't feel itI felt this quakeEarthquake detailsDate & timeMar 21, 2026 13:23:49 UTC - Local time at epicenterSaturday, Mar 21, 2026, at 10:23 am (America/Argentina/Salta GMT -3)StatusconfirmedMagnitude3.9Depth241 kmEpicenter latitude / longitude23.75°S / 67.19°WDepartamento de Los Andes, Salta Province, ArgentinaAlso near: Chile 6.5 km (4 mi) awaySeismic antipode23.75°N / 112.81°EChinaShaking intensityNot feltPrimary data sourceEMSC (European-Mediterranean Seismological Centre)Nearest volcanoLaco (32 km / 20 mi)Weather at epicenter at time of quakeClear Sky 6°C (43 F), humidity: 16%, wind: 2 m/s (4 kts) from SSWEstimated 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 agoMar 21, 2026 13:23 GMT / Mar 21, 2026 10:23 am (Salta time)Lat / Lng: -23.75 / -67.19: Jujuy, ArgentinaSource: EMSCOther sources: CSN: 3.9 / 241 kmDetail info | You felt it? - Report it!';storedMarkers.push(['quake-22829618',-23.75000,-67.19000,'9 minutes ago: Mag. 3.9, Jujuy, Argentina',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 ArgentinaNearby 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 northeast, but it is unlikely that the quake was felt there. DistancePlaceMax. shaking intensity(*)RegionCountry92 km (57 mi)NE of epicenterSusques(pop: 1,140)I: Not feltJujuy ProvinceArgentina103 km (64 mi)SE of epicenterSan Antonio de los Cobres(pop: 4,000)I: Not feltDepartamento de Los Andes, Salta ProvinceArgentina139 km (86 mi)NW of epicenterSan Pedro de Atacama(pop: 2,000)I: Not feltProvincia de El Loa, Region de AntofagastaChile148 km (92 mi)SE of epicenterSanta Rosa de Tastil(pop: 2,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina165 km (103 mi)E of epicenterEl Aguilar(pop: 3,660)I: Not feltDepartamento de Humahuaca, Jujuy ProvinceArgentina172 km (107 mi)E of epicenterPurmamarca(pop: 388)I: Not feltDepartamento de Tumbaya, Jujuy ProvinceArgentina184 km (114 mi)E of epicenterTilcara(pop: 5,640)I: Not feltJujuy ProvinceArgentina185 km (115 mi)SE of epicenterCachi(pop: 2,190)I: Not feltSalta ProvinceArgentina191 km (118 mi)NE of epicenterAbra Pampa(pop: 9,430)I: Not feltDepartamento de Cochinoca, Jujuy ProvinceArgentina198 km (123 mi)E of epicenterHumahuaca(pop: 11,400)I: Not feltJujuy ProvinceArgentina199 km (124 mi)E of epicenterSan Salvador de Jujuy(pop: 258,000)I: Not feltDepartamento de Doctor Manuel Belgrano, Jujuy ProvinceArgentina203 km (126 mi)SE of epicenterCampo Quijano(pop: 5,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina209 km (130 mi)E of epicenterPalpala(pop: 48,200)I: Not feltDepartamento de Palpala, Jujuy ProvinceArgentina214 km (133 mi)SE of epicenterSalta(pop: 520,700)I: Not feltDepartamento Capital, Salta ProvinceArgentina226 km (141 mi)SE of epicenterEl Carril(pop: 9,780)I: Not feltDepartamento de Chicoana, Salta ProvinceArgentina228 km (142 mi)NW of epicenterCalama(pop: 166,300)I: Not feltProvincia de El Loa, Region de AntofagastaChile234 km (146 mi)E of epicenterLa Mendieta(pop: 3,810)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina238 km (148 mi)NW of epicenterSierra Gorda(pop: 1,070)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile242 km (150 mi)E of epicenterSan Pedro de Jujuy(pop: 58,400)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina244 km (152 mi)E of epicenterFraile Pintado(pop: 13,700)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina244 km (152 mi)E of epicenterLibertador General San Martin(pop: 49,300)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina245 km (152 mi)NE of epicenterLa Quiaca(pop: 14,800)I: Not feltDepartamento de Yavi, Jujuy ProvinceArgentina247 km (153 mi)NE of epicenterVillazon(pop: 30,300)I: Not feltDepartamento de PotosiBolivia258 km (160 mi)S of epicenterAntofagasta de la Sierra(pop: 500)I: Not feltCatamarca ProvinceArgentina264 km (164 mi)E of epicenterSanta Clara(pop: 4,880)I: Not feltDepartamento de Santa Barbara, Jujuy ProvinceArgentina264 km (164 mi)E of epicenterCaimancito(pop: 5,400)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina274 km (170 mi)W of epicenterBaquedano(pop: 858)I: Not feltProvincia de Antofagasta, Region de AntofagastaChile277 km (172 mi)E of epicenterYuto(pop: 7,730)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina277 km (172 mi)N of epicenterCulpina K(pop: 71)I: Not feltDepartamento de PotosiBolivia286 km (178 mi)SE of epicenterCafayate(pop: 11,800)I: Not feltSalta ProvinceArgentina297 km (185 mi)NW of epicenterMaria Elena(pop: 4,900)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile298 km (185 mi)NE of epicenterTupiza(pop: 22,200)I: Not feltDepartamento de PotosiBolivia314 km (195 mi)SE of epicenterEl Galpon(pop: 8,360)I: Not feltDepartamento de Metan, Salta ProvinceArgentina335 km (208 mi)NW of epicenterQuillagua(pop: 141)I: Not feltProvincia de Tocopilla, Region de AntofagastaChile336 km (209 mi)SE of epicenterTrancas(pop: 6,660)I: Not feltTucuman ProvinceArgentina353 km (219 mi)NE of epicenterTarija(pop: 159,300)I: Not feltDepartamento de TarijaBoliviaNotes:(*) 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 GMT2026-03-21EpicenterAgency3.9241 km150 mi13:23:49JUJUY, ARGENTINAEMSC (European-Mediterranean Seismological Centre)3.9241 km150 mi13:23:4973 km al E de Socaire0.3 km (0.2 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 62.5 years)Mag. 6 or higher: 0.23 quakes per year (or 1 quake every 4.4 years)Mag. 5 or higher: 3.7 quakes per yearMag. 4 or higher: 143 quakes per year (or 11.9 quakes per month)Mag. 3 or higher: 890 quakes per year (or 74 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 2 quakes above magnitude 7 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