Argentinian Stream Mysteriously Turns Blood Red, Sparks Fears of Toxic Leak

Avellaneda officials believe that there may be aniline in the stream’s water, a toxic substance used in medicines and dyes.
Argentinian Stream Mysteriously Turns Blood Red, Sparks Fears of Toxic Leak
The Sarandi stream, colored red from unknown contaminants, flows into the Río de la Plata on the outskirts of Buenos Aires, Argentina, on Feb. 6, 2025. Rodrigo Abd/AP Photo
Jacob Burg
Updated:
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The Sarandí stream that winds through the dense outskirts of Buenos Aires, Argentina, has recently turned blood red, leading to fears of a potential industrial chemical leak. Local authorities are investigating the stream’s change in color following initial reports on Feb. 6.

Located near Villa Inflamable in Avellaneda, nine miles south of the Argentine capital, the stream runs alongside tanneries and other industries that use chemicals to turn animal skins into leather. Residents quickly uploaded photos of the crimson stream to social media, spurring fears of the cause of the color change.

Jacob Burg
Jacob Burg
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Jacob Burg reports on national politics, aerospace, and aviation for The Epoch Times. He previously covered sports, regional politics, and breaking news for the Sarasota Herald Tribune.