A stream winding through a populous area on the outskirts of Buenos Aires has turned crimson red in recent hours that has sparked fears of industrial chemical dumping.

A stream south of the Argentine capital turned a freakish vermilion this week, prompting concerns about pollution. Officials said it could be the result of “some type of organic dye.”

Argentina's Sarandi Canal on the outskirts of Buenos Aires turned a shocking shade of crimson this week in eerie scenes reminiscent of a doomsday sign straight out of the Bible

A stream outside Buenos Aires has turned crimson red raising fears among residents. Local officials suspect the presence of a toxic substance called aniline.

A stream on the outskirts of Buenos Aires turned blood red on Thursday, causing anxiety among residents who blamed it on pollution.

A canal in a suburb of Argentina's capital Buenos Aires turned bright red on Thursday, alarming local residents. Pictures and videos show the intensely coloured water flowing into an estuary, the Rio de la Plata, which borders an ecological reserve.

A river in the greater Buenos Aires, Argentina, area turned an intense red on Thursday (February 6), alarming residents who suspected toxic spills were to blame, according to local reports. US says will levy tariffs on Mexico,

Biblical omen sparks panic in tiny rural town as gushing river turns red in Buenos Aires, Argentina raising concerns over suspected contamination.

The Sarandí stream, located in the town of the same name in the Avellaneda district, in the Argentine province of Buenos Aires, woke up this Thursday dyed an intense red throughout its length, which goes from the Río de la Plata to the Roca train tracks.