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Very strong magnitude 6.3 earthquake at unknown depth

12 Aug 08:31 UTC: First to report: EMSC after 7 minutes.
12 Aug 08:31: Hypocenter depth recalculated from 10.00 to 30.00 km (from 6.2 to 18.6 mi). Epicenter location corrected by 15 km (9.1 mi) towards SSW.
12 Aug 08:32: Hypocenter depth recalculated from 30.00 to 10.00 km (from 18.6 to 6.2 mi). Epicenter location corrected by 19 km (12 mi) towards NNE.

I didn’t feel it

I felt this quake

Earthquake details Date & timeAug 12, 2025 08:24:24 UTC – Local time at epicenterTuesday, Aug 12, 2025, at 08:24 am (Universal Time GMT +0) Statusconfirmed Magnitude6.3 Depth10 km Epicenter latitude / longitude2.175°S / 138.809°E Kabupaten Sarmi, South Papua, Indonesia Seismic antipode2.175°N / 41.191°W Shaking intensityVII Very strong shaking near epicenter Felt0 reports Primary data sourceEMSC (European-Mediterranean Seismological Centre) Weather at epicenter at time of quakeOvercast Clouds 24.5°C (76 F), humidity: 98%, wind: 1 m/s (1 kts) from ESE Estimated seismic energy released1.8 x 1014 joules (49.4 gigawatt hours, equivalent to 42502 tons of TNT or 2.7 atomic bombs!) | equivalent to ONE quake of magnitude 6.3 | about seismic energy

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Nearby places The closest larger town where the quake might have been felt is Abepura, a town

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RSS feed source: Volcano Discovery.com--Global earthquake monitor

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Support us – Help us upgrade our services! We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We’re aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal).

Planned features:

Improved multilanguage supportTsunami alertsFaster responsivenessThanks to your past donations, these features have been added recently:Design upgradeDetailed quake statsAdditional seismic data sourcesDownload and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOSThank you!

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