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What's the green sheen on Big Bear Lake? What you need to know about harmful algal blooms
Summary by The Los Angeles Editorial Desk Makenna Cramer , as published by LAist (KPCC / Southern California Public Radio)
· August 31, 2026
· 1 min read
Photo: LAist (KPCC / Southern California Public Radio) · view original
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Summary created by The Los Angeles Editorial Desk — automated, rule-governed Byline on source page Makenna Cramer, as published by LAist (KPCC / Southern California Public Radio) Original story Read at the source Source published Aug 31, 2026 Indexed here Aug 31, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
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Key points A green sheen and discolored water are visible signs of the issue. Toxic conditions have been found in a body of water, posing a risk to people and pets.
Toxic conditions have been found in a body of water, posing a risk to people and pets. A green sheen and discolored water are visible signs of the issue. These conditions are caused by the growth of tiny bacteria into large blooms.
If ingested, the water can cause sickness due to potent toxins produced by the blooms. It is advised to avoid contact with the water to prevent illness.
Further information about the situation and its causes is available, including details from a senior environmental scientist about the effects of the toxins and the importance of avoiding the water.
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LAist (KPCC / Southern California Public Radio) reported and published this story. The Los Angeles selected it, summarised the key facts above, and links to the original. We did not report this story and we added no reporting of our own to it.
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As published by LAist (KPCC / Southern California Public Radio) . The Los Angeles selects stories from publishers’ feeds, summarises them, and links back to the publisher that reported them. We add no reporting of our own. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
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Category: News Published: August 31, 2026 Source: LAist (KPCC / Southern California Public Radio) Reading time: 1 min
Frequently asked about this story
What is this story about? Toxic conditions have been found in a body of water, posing a risk to people and pets. A green sheen and discolored water are visible signs of the issue. These conditions are caused by the growth of…
When was this published? This article was first published on August 31, 2026 by LAist (KPCC / Southern California Public Radio) and curated for The Los Angeles readers.
Who reported this story? This story was reported by Makenna Cramer at LAist (KPCC / Southern California Public Radio). To learn more about how The Los Angeles selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more News coverage from The Los Angeles, or browse our daily briefing and topic hubs .
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