Strong magnitude 5.5 earthquake at unknown depth30 Jul 06:32 UTC: First to report: GFZ after 11 minutes.30 Jul 06:32: Now using data updates from EMSC30 Jul 06:32: Magnitude recalculated from 5.3 to 5.4.30 Jul 06:33: Magnitude recalculated from 5.4 to 5.5. Hypocenter depth recalculated from 43.00 to 10.00 km (from 27 to 6.2 mi). Epicenter location corrected by 7 km (4.4 mi) towards E.I didn't feel itI felt this quakeEarthquake detailsDate & timeJul 30, 2025 06:21:31 UTC - Local time at epicenterWednesday, Jul 30, 2025, at 06:21 am (Universal Time GMT +0)StatusconfirmedMagnitude5.5Depth10 kmEpicenter latitude / longitude51.823°N / 159.355°ERussiaSeismic antipode51.823°S / 20.645°WShaking intensityVI Strong shaking near epicenterFelt0 reportsPrimary data sourceEMSC (European-Mediterranean Seismological Centre)Nearest volcanoMutnovsky (106 km / 66 mi)Weather at epicenter at time of quakeOvercast Clouds 12.1°C (54 F), humidity: 96%, wind: 3 m/s (6 kts) from EEstimated seismic energy released1.1 x 1013 joules (3.12 gigawatt hours, equivalent to 2682 tons of TNT or 0.2 atomic bombs!) | equivalent to ONE quake of magnitude 5.5 | about seismic energy12 minutes agoJul 30, 2025 06:21 GMT / Jul 30, 2025 06:21 am (Universal Time)Lat / Lng: 51.823 / 159.355: Off East Coast of KamchatkaSource: EMSCOther sources: GFZ: 5.4 / 10 km, RENASS: 5.2 / 10 km, 1 more...Detail info | You felt it? - Report it!';storedMarkers.push(['quake-22005257',51.82300,159.35500,'12 minutes ago: Mag. 5.5, Off East Coast of Kamchatka',html,'quakes-7-24.png',30,30,15,15,126]); 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 KamchatkaNearby placesThe closest larger town where the quake might have been felt is Vilyuchinsk, a town with 25,000 inhabitants in Russia, in 139 km (86 mi) distance northwest 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(*)RegionCountry139 km (86 mi)NW of epicenterVilyuchinsk(pop: 25,200)III: WeakKamchatkaRussia147 km (91 mi)N of epicenterPetropavlovsk-Kamchatskiy(pop: 181,200)III: WeakKamchatkaRussia147 km (91 mi)NW of epicenterParatunka(pop: 1,770)III: WeakKamchatkaRussia166 km (103 mi)NW of epicenterYelizovo(pop: 40,700)III: WeakKamchatkaRussia200 km (124 mi)W of epicenterOzernovskiy(pop: 2,620)III: WeakKamchatkaRussia259 km (161 mi)SW of epicenterSevero-Kuril'sk(pop: 2,420)III: WeakSakhalin OblastRussia323 km (201 mi)N of epicenterMil'kovo(pop: 8,250)III: WeakKamchatkaRussia421 km (262 mi)N of epicenterAtlasovo(pop: 5,000)II: Very weakKamchatkaRussia458 km (285 mi)N of epicenterEsso(pop: 1,970)II: Very weakKamchatkaRussia471 km (293 mi)N of epicenterKozyrevsk(pop: 1,240)II: Very weakKamchatkaRussia510 km (317 mi)N of epicenterKlyuchi(pop: 10,000)II: Very weakKamchatkaRussia531 km (330 mi)N of epicenterUst’-Kamchatsk Staryy(pop: 4,940)II: Very weakKamchatkaRussia577 km (359 mi)NE of epicenterNikol'skoye(pop: 613)II: Very weakKamchatkaRussiaNotes:(*) 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!Compare 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 GMT2025-07-30EpicenterAgency5.510 km6.2 mi(*)06:21:31.87OFF EAST COAST OF KAMCHATKAEMSC (European-Mediterranean Seismological Centre)5.4610 km6.2 mi(*)06:21:31.87Off East Coast of Kamchatka0 km (0 mi) epicenter difference with EMSCGFZ (German Research Centre for Geosciences)5.210 km6.2 mi(*)06:21:33.376near Petropavlovsk Kamchatskiy38 km (24 mi) epicenter difference with EMSCRENASS (Réseau National de Surveillance Sismique (RéNaSS))5.410 km6.2 mi(*)06:21:31Off East Coast of Kamchatka2.4 km (1.5 mi) epicenter difference with EMSCRaspberryShake (RaspberryShake)Notes:(*) A depth given as 10 km often means that the the depth of the quake could be not determined with sufficient accuracy.Earthquake statisticsAverage number of earthquakesBased on data from the past 25 years and our earthquake archive back to 1900, there are about 122 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: 0.52 quakes per year (or 1 quake every 1.9 years)Mag. 5 or higher: 3.5 quakes per yearMag. 4 or higher: 37.3 quakes per year (or 3.1 quakes per month)Mag. 3 or higher: 88 quakes per year (or 7.3 quakes per month)Mag. 2 or higher: 116 quakes per year (or 9.7 quakes per month)Mag. 1 or higher: 121 quakes per year (or 10.1 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