BNamericas provides a roundup of the most important Water & Waste news in Latin America.
The project has an official budget of US$134mn and involves the construction of five pipelines, each with its own construction contract.
Compliance departments have become more prominent in Brazil in recent years, amid the wave of anti-corruption probes.
The so-called metropolitan pipeline will serve 4mn people in six of the state's municipalities.
The Argentine government signed a loan deal with French development agency AFD to fund water works intended to benefit nearly 500,000 people in the country's northern provinces.
Some 13 Brazilian states have now joined the program.
The Chilean project includes a desalination plant and expanded processing infrastructure to face drought and ever-harder ore.