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Dark substance emerges from Indonesia's Sano Nggoang lake after 7.7 earthquake

A dark substance has emerged from Sano Nggoang, known as Indonesia's “Black Lake,” following a magnitude 7.7 earthquake. The nature of the substance is not identified in the supplied headline.

By DoomRadar · Published on DoomRadar .

Why it matters

The event may indicate a localized environmental or geological hazard after a major earthquake, though its wider risk is unclear.

Related source links

These links were collected with this event. Recorded source dates may reflect when a link was found. Article publication dates are shown only when available from the source. Open the originals for their full context.

  1. Indonesia's 'Black Lake' Mystery: What is the dark substance emerging from Sano Nggoang after 7.7 earthquake? ↗moneycontrol.com · Recorded source date: Aug 19, 2026, 10:32 AM UTC

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