allegationSaid on 2026-11-09

In 2014, Buenavista del Cobre —a subsidiary of Grupo México— was accused of dumping nearly 40.000 cubic meters of copper sulfate into the arroyo Tinajas, in the municipality of Cananea, affecting almost 289 kilometers of the basin and impacting some 20.000 people.

A allegation by informador_global, said on 2026-11-09. Statements are as reported by the cited publishers — not verified by DecisionGateway.

En 2014, Buenavista del Cobre —filial de Grupo México— fue señalada por verter cerca de 40.000 metros cúbicos de sulfato de cobre en el arroyo Tinajas, del municipio Cananea, afectando así casi 289 kilómetros de la cuenca, con impacto en unas 20.000 personas.
informador_globalPublished 2026-11-09 Read source

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