A stream in Sarandí, near Buenos Aires, has turned an alarming shade of red, causing widespread concern over potential pollution sources. Residents reported a foul odor accompanying the change, raising alarms about nearby industrial activities.
Freak Red River Raises Environmental Alarm Near Buenos Aires

Freak Red River Raises Environmental Alarm Near Buenos Aires
A vivid vermilion stream in a Buenos Aires suburb has alarmed residents and officials, highlighting ongoing pollution issues.
The startling incident unfolded this week in Sarandí, a suburb located approximately six miles from Argentina's capital city, Buenos Aires. The stream's transformation into a bright red hue has led to growing apprehension among local residents, who suspect that chemical waste from nearby factories and tanneries may be responsible. As the stream empties into the Río de la Plata—a critical waterway for both Argentina and Uruguay—the implications of this pollution extend beyond immediate local concerns.
Concerned local residents have voiced their outrage and worries about the ongoing industrial contamination that frequently affects rivers in the region. One resident, Maria Ducomls, described the sight of the stream as akin to "a river covered in blood," exacerbated by a nauseating smell reminiscent of garbage that greeted her upon awakening.
The Argentine environmental ministry acknowledged the issue and swiftly dispatched officials to collect water samples on Thursday. While preliminary reports suggest the bizarre coloration may be linked to "some type of organic dye," the ministry confirmed that conclusive results from the tests remain pending.
Historically, the area surrounding the Matanza-Riachuelo River basin has grappled with severe pollution, earning a reputation as one of Latin America's most tainted waterways. Despite ongoing public works initiatives aimed at reducing both sewage and industrial discharges, questions linger about the effectiveness of these measures and the will to enforce existing environmental regulations.
One expert in urban affairs, Moira Zellner, pointed towards entrenched regulatory failures as a critical factor in the continuing plight of Buenos Aires' waterways. Having experienced the city's environmental challenges firsthand during her youth, she lamented, "There’s a huge, long history of pollution in the rivers of Buenos Aires, and it’s really heartbreaking."
Carlos Colángelo, the president of Buenos Aires' Professional Council of Chemistry, stressed the need for thorough investigations into the incident, suggesting that any company involved in dumping waste into the stream would display a blatant disregard for ethical practices. “I don’t think they are chemical professionals because under no circumstances would they have allowed this waste to be dumped into the water,” he stated.
As residents wait for further information about the environmental impact and source of the alarming stream color, the incident serves as a stark reminder of the ongoing challenges facing Buenos Aires in terms of pollution and regulatory oversight.
Concerned local residents have voiced their outrage and worries about the ongoing industrial contamination that frequently affects rivers in the region. One resident, Maria Ducomls, described the sight of the stream as akin to "a river covered in blood," exacerbated by a nauseating smell reminiscent of garbage that greeted her upon awakening.
The Argentine environmental ministry acknowledged the issue and swiftly dispatched officials to collect water samples on Thursday. While preliminary reports suggest the bizarre coloration may be linked to "some type of organic dye," the ministry confirmed that conclusive results from the tests remain pending.
Historically, the area surrounding the Matanza-Riachuelo River basin has grappled with severe pollution, earning a reputation as one of Latin America's most tainted waterways. Despite ongoing public works initiatives aimed at reducing both sewage and industrial discharges, questions linger about the effectiveness of these measures and the will to enforce existing environmental regulations.
One expert in urban affairs, Moira Zellner, pointed towards entrenched regulatory failures as a critical factor in the continuing plight of Buenos Aires' waterways. Having experienced the city's environmental challenges firsthand during her youth, she lamented, "There’s a huge, long history of pollution in the rivers of Buenos Aires, and it’s really heartbreaking."
Carlos Colángelo, the president of Buenos Aires' Professional Council of Chemistry, stressed the need for thorough investigations into the incident, suggesting that any company involved in dumping waste into the stream would display a blatant disregard for ethical practices. “I don’t think they are chemical professionals because under no circumstances would they have allowed this waste to be dumped into the water,” he stated.
As residents wait for further information about the environmental impact and source of the alarming stream color, the incident serves as a stark reminder of the ongoing challenges facing Buenos Aires in terms of pollution and regulatory oversight.