Moderate mag. 4.1 earthquake - Indonesia: Near North Coast of West Papua on Monday, Jul 27, 2026, at 10:57 pm (Universal Time)

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The quake had a very shallow depth of 16 km (10 mi) and was not felt (or at least not reported so).Quake Data | Interactive map | Seismograms | User reports | Aftershocks | Earlier quakes here | Quakes in Indonesia | Quakes in Papua New Guinea | Provinsi Papua | Highland Papua | Central PapuaHint: Click on the image to see different maps of this quake!Moderate magnitude 4.1 earthquake at 16 km depth27 Jul 23:04 UTC: First to report: RaspberryShake after 7 minutes.27 Jul 23:04: Now using data updates from BMKGI didn't feel itI felt this quakeEarthquake detailsDate & timeJul 27, 2026 22:57:12 UTC - Local time at epicenterMonday, Jul 27, 2026, at 10:57 pm (Universal Time GMT +0)Statusconfirmed (manually revised)Magnitude4.1Depth16 kmEpicenter latitude / longitude1.85°S / 139.15°EKabupaten Sarmi, Provinsi Papua, IndonesiaSeismic antipode1.85°N / 40.85°WShaking intensityIV Light shaking near epicenterFelt0 reportsPrimary data sourceBMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)Estimated seismic energy released8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 tons of TNT) | equivalent to ONE quake of magnitude 4.1 | about seismic energy7 minutes agoJul 27, 2026 22:57 GMT / Jul 27, 2026 10:57 pm (Universal Time)Lat / Lng: -1.85 / 139.15: Indonesia: Near North Coast of West PapuaSource: BMKGOther sources: RaspberryShake: 4.1 / 16 kmDetail info | You felt it? - Report it!';storedMarkers.push(['quake-23221763',-1.85000,139.15000,'7 minutes ago: Mag. 4.1, Indonesia: Near North Coast of West Papua',html,'quakes-6-24.png',25,25,12,12,125]); function mkRep(id,notFelt){var nFelt=notFelt||false;var src="https://www.volcanoesandearthquakes.com/app/earthquake-report.php?quakeId="+id;if(nFelt==true){src+="&notFelt=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 where the quake might have been felt is Sarmi, a town with 14,000 inhabitants in Indonesia, in 44 km (28 mi) distance west of the epicenter. People likely experienced weak shaking there.The following table shows some of the places that might have been affected (or not) by the shaking.DistancePlaceMax. shaking intensity(*)RegionCountry44 km (28 mi)W of epicenterSarmi(pop: 14,100)III: WeakProvinsi PapuaIndonesia171 km (106 mi)SE of epicenterSentani(pop: 44,800)II: Very weakKabupaten Jayapura, Provinsi PapuaIndonesia184 km (115 mi)SE of epicenterAbepura(pop: 62,200)II: Very weakKota Jayapura, Provinsi PapuaIndonesia190 km (118 mi)SE of epicenterJayapura(pop: 404,000)II: Very weakProvinsi PapuaIndonesia202 km (126 mi)S of epicenterKobakma(pop: 13,100)II: Very weakKabupaten Mamberamo Tengah, Highland PapuaIndonesia220 km (136 mi)S of epicenterKarubaga(pop: 6,700)I: Not feltKabupaten Tolikara, Highland PapuaIndonesia221 km (137 mi)S of epicenterElelim(pop: 5,950)I: Not feltKabupaten Yalimo, Highland PapuaIndonesia243 km (151 mi)S of epicenterTiom(pop: 21,300)I: Not feltKabupaten Lanny Jaya, Highland PapuaIndonesia244 km (152 mi)SW of epicenterMulia(pop: 35,900)I: Not feltKabupaten Puncak Jaya, Central PapuaIndonesia251 km (156 mi)S of epicenterWamena(pop: 41,800)I: Not feltKabupaten Jayawijaya, Highland PapuaIndonesia257 km (159 mi)E of epicenterVanimo(pop: 11,200)I: Not feltWest Sepik ProvincePapua New Guinea317 km (197 mi)S of epicenterKenyam(pop: 6,390)I: Not feltKabupaten Nduga, Highland PapuaIndonesia346 km (215 mi)SW of epicenterBugalaga(pop: 3,580)I: Not feltKabupaten Intan Jaya, Central PapuaIndonesia412 km (256 mi)SW of epicenterTimika(pop: 142,900)I: Not feltKabupaten Mimika, Central PapuaIndonesiaNotes:(*) 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 GMT2026-07-27EpicenterAgency4.116 km9.9 mi22:57:12Near North Coast of West PapuaBMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)4.116 km9.9 mi22:57:12Near North Coast of West Papua0 km (0 mi) epicenter difference with BMKGRaspberryShake (RaspberryShake)"; HTMLcontent += ""; mainMap.addToMap("station"+id, lat, lon, title,HTMLcontent); mainMap.map.panTo([lat,lon]); document.getElementById("map_canvas").scrollIntoView();}]]>SeismogramsSeismic station: Jayapura, Indonesia (JAY/PS network) | Distance from quake: 188 km / 117 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: 0.2-5.0 Hz. Source: NSF SAGE Facility IRISWS timeseriesplot Web ServiceSeismic station: Korror, Palau (KOR/PS network) | Distance from quake: 1146 km / 712 mi | Show on map | Station InfoShow moreAftershocks for this quakeNo aftershocks have been recorded so far. When aftershocks are detected, we will update this section.What are aftershocks?Larger earthquakes (above magnitude 5 or so) such as this one are usually followed by smaller ones known as aftershocks that occur in the same area during the days, weeks, months or even years after the main shock.[More info]What about this quake?Based on its magnitude, the fault that was active during the quake likely ruptured beneath a surface area of approximately 1 km2 (0 square miles) as a first-order estimate. The length of the rupture zone thus was probably around 2 km (1 mi).[More info]Recorded aftershocks, latest first (0 quake)Jul 27, 2026 10:57 pm (Universal Time)7 minutes ago4.116 km0 km - This quakeIndonesia: Near North Coast of West PapuaMain Shock (this quake)MoreMap of aftershocksEarthquake statisticsAverage number of earthquakesBased on data from the past 26 years and our earthquake archive back to 1900, there are about 165 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: 0.2 quakes per year (or 1 quake every 5.1 years)Mag. 5 or higher: 3.3 quakes per yearMag. 4 or higher: 44 quakes per year (or 3.6 quakes per month)Mag. 3 or higher: 134 quakes per year (or 11.2 quakes per month)Mag. 2 or higher: 165 quakes per year (or 13.8 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 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