Light magnitude 3.9 earthquake at 161 km depth22 Aug 19:57 UTC: First to report: EMSC after 5 minutes.22 Aug 19:59: Magnitude recalculated from 4.0 to 3.9. Hypocenter depth recalculated from 165.40 to 160.60 km (from 103 to 100 mi). Epicenter location corrected by 2.3 km (1.4 mi) towards WNW.I didn't feel itI felt this quakeEarthquake detailsDate & timeAug 22, 2026 19:52:51 UTC - Local time at epicenterSaturday, Aug 22, 2026, at 04:52 pm (America/Argentina/Salta GMT -3)Statusconfirmed (manually revised)Magnitude3.90Depth161 kmEpicenter latitude / longitude24.15°S / 67.38°WDepartamento de Los Andes, Salta Province, ArgentinaAlso near: Chile 11.6 km (7 mi) awaySeismic antipode24.15°N / 112.62°EChinaShaking intensityNot feltPrimary data sourceEMSC (European-Mediterranean Seismological Centre)Nearest volcanoAracar (41 km / 25 mi)Weather at epicenter at time of quakeClear Sky 5.6°C (42 F), humidity: 8%, wind: 9 m/s (18 kts) from WNWEstimated 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 energy12 minutes agoAug 22, 2026 19:52 GMT / Aug 22, 2026 04:52 pm (Salta time)Lat / Lng: -24.15 / -67.38: Salta, ArgentinaSource: EMSCOther sources: CSN: 3.9 / 161 km, RaspberryShake: 3.9 / 161 kmDetail info | You felt it? - Report it!';storedMarkers.push(['quake-23304310',-24.15000,-67.38000,'12 minutes ago: Mag. 3.9, Salta, 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 San Antonio de los Cobres, a town with 4,000 inhabitants in Argentina, in 108 km (67 mi) distance to the east, but it is unlikely that the quake was felt there. DistancePlaceMax. shaking intensity(*)RegionCountry108 km (67 mi)E of epicenterSan Antonio de los Cobres(pop: 4,000)I: Not feltDepartamento de Los Andes, Salta ProvinceArgentina133 km (82 mi)NE of epicenterSusques(pop: 1,140)I: Not feltJujuy ProvinceArgentina149 km (92 mi)E of epicenterSanta Rosa de Tastil(pop: 2,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina161 km (100 mi)NW of epicenterSan Pedro de Atacama(pop: 11,000)I: Not feltProvincia de El Loa, Region de AntofagastaChile164 km (102 mi)SE of epicenterCachi(pop: 2,190)I: Not feltSalta ProvinceArgentina195 km (121 mi)SE of epicenterCampo Quijano(pop: 5,000)I: Not feltDepartamento de Rosario de Lerma, Salta ProvinceArgentina202 km (125 mi)NE of epicenterEl Aguilar(pop: 3,660)I: Not feltDepartamento de Humahuaca, Jujuy ProvinceArgentina211 km (131 mi)E of epicenterSalta(pop: 520,700)I: Not feltDepartamento Capital, Salta ProvinceArgentina212 km (132 mi)E of epicenterTilcara(pop: 5,640)I: Not feltJujuy ProvinceArgentina212 km (132 mi)E of epicenterSan Salvador de Jujuy(pop: 258,000)I: Not feltDepartamento de Doctor Manuel Belgrano, Jujuy ProvinceArgentina217 km (135 mi)SE of epicenterEl Carril(pop: 9,780)I: Not feltDepartamento de Chicoana, Salta ProvinceArgentina220 km (137 mi)E of epicenterPalpala(pop: 48,200)I: Not feltDepartamento de Palpala, Jujuy ProvinceArgentina232 km (144 mi)NE of epicenterHumahuaca(pop: 11,400)I: Not feltJujuy ProvinceArgentina234 km (145 mi)NE of epicenterAbra Pampa(pop: 9,430)I: Not feltDepartamento de Cochinoca, Jujuy ProvinceArgentina245 km (152 mi)E of epicenterLa Mendieta(pop: 3,810)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina246 km (153 mi)NW of epicenterCalama(pop: 166,300)I: Not feltProvincia de El Loa, Region de AntofagastaChile255 km (159 mi)E of epicenterSan Pedro de Jujuy(pop: 58,400)I: Not feltDepartamento de San Pedro, Jujuy ProvinceArgentina256 km (159 mi)SE of epicenterCafayate(pop: 11,800)I: Not feltSalta ProvinceArgentina263 km (163 mi)E of epicenterFraile Pintado(pop: 13,700)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina265 km (165 mi)E of epicenterLibertador General San Martin(pop: 49,300)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina276 km (172 mi)E of epicenterSanta Clara(pop: 4,880)I: Not feltDepartamento de Santa Barbara, Jujuy ProvinceArgentina287 km (178 mi)E of epicenterCaimancito(pop: 5,400)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina292 km (181 mi)NE of epicenterLa Quiaca(pop: 14,800)I: Not feltDepartamento de Yavi, Jujuy ProvinceArgentina293 km (182 mi)NE of epicenterVillazon(pop: 30,300)I: Not feltDepartamento de PotosiBolivia301 km (187 mi)E of epicenterYuto(pop: 7,730)I: Not feltDepartamento de Ledesma, Jujuy ProvinceArgentina308 km (191 mi)SE of epicenterEl Galpon(pop: 8,360)I: Not feltDepartamento de Metan, Salta ProvinceArgentina312 km (194 mi)W of epicenterAntofagasta(pop: 401,100)I: Not feltRegion de AntofagastaChile313 km (195 mi)E of epicenterPalma Sola(pop: 5,320)I: Not feltDepartamento de Santa Barbara, Jujuy ProvinceArgentina313 km (195 mi)SE of epicenterTrancas(pop: 6,660)I: Not feltTucuman ProvinceArgentina331 km (206 mi)E of epicenterOrán(pop: 74,100)I: Not feltSalta ProvinceArgentina344 km (214 mi)SE of epicenterTafi del Valle(pop: 4,030)I: Not feltTafi del Valle, Tucuman ProvinceArgentina346 km (215 mi)NE of epicenterTupiza(pop: 22,200)I: Not feltDepartamento de PotosiBolivia348 km (216 mi)NE of epicenterBermejo(pop: 35,400)I: Not feltDepartamento de TarijaBolivia358 km (222 mi)SE of epicenterTafi Viejo(pop: 48,500)I: Not feltTafi Viejo, Tucuman ProvinceArgentina363 km (225 mi)SE of epicenterYerba Buena(pop: 50,800)I: Not feltTucuman ProvinceArgentina368 km (229 mi)SE of epicenterSan Miguel de Tucuman(pop: 548,900)I: Not feltDepartamento de Capital, Tucuman ProvinceArgentina368 km (229 mi)NW of epicenterTocopilla(pop: 25,400)I: Not feltRegion de AntofagastaChile373 km (232 mi)SE of epicenterAlderetes(pop: 38,500)I: Not feltDepartamento de Cruz Alta, Tucuman ProvinceArgentina383 km (238 mi)SE of epicenterBella Vista(pop: 15,100)I: Not feltDepartamento de Leales, Tucuman ProvinceArgentina398 km (247 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 GMT2026-08-22EpicenterAgency3.9161 km100 mi19:52:51SALTA, ARGENTINAEMSC (European-Mediterranean Seismological Centre)3.9161 km100 mi19:52:5181 km al SE de Socaire0.1 km (0.1 mi) epicenter difference with EMSCCSN (National Seismological Center (Centro Sismológico Nacional))3.9161 km100 mi19:52:51Chile-Argentina Border Region0.1 km (0.1 mi) epicenter difference with EMSCRaspberryShake (RaspberryShake)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. 6 or higher: 0.17 quakes per year (or 1 quake every 6 years)Mag. 5 or higher: 3.2 quakes per yearMag. 4 or higher: 132 quakes per year (or 11 quakes per month)Mag. 3 or higher: 843 quakes per year (or 70 quakes per month)Mag. 2 or higher: 1,100 quakes per year (or 2.9 quakes per day)The area where this quake occurred has a very high level of seismic activity. It has had at least 10 quakes above magnitude 6 since 1970, which suggests that larger earthquakes of this size occur infrequently, probably on average approximately every 5 to 10 years.Number of quakes per yearPrevious quakes in the same area of this earthquake