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Guarani Aquifer Agreement

The agreement regarding the Guarani Aquifer System among Brazil, Argentina, Paraguay, and Uruguay

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Jan 29, 2026

Is Guarani aquafier located in western chaco of the Paraguay m

The Guarani (Guaraní) Aquifer System is a vast transboundary groundwater body beneath , , and , but the bulk of its Paraguayan footprint lies in the country’s southeastern sector—not the western —so i...

Jan 29, 2026

Between Argentina, Brazil, Paraguay and Uruguay in which countries are Guarani aquafier chemically treated?

Available reporting and project documentation make clear that the System underlies , , and and supplies municipal and regional water systems in all four countries, but none of the provided sources exp...