The government warned that over 300 municipalities could face water scarcity at the end of this year and is working on measures to aid them to manage water.
An International Renewable Energy Agency brief touts roadmaps being developed in the two countries.
The first phase of the US$14mn complementary aqueduct at Ibagué has been finished, while the second has been divided into two stages, of which one is currently under construction.
Locals oppose an 8km dam the mining unit of local conglomerate Grupo México wants to build in the Sonora state municipality of Cananea.
The contract between Brazil's Minas Gerais state water utility Copasa and the municipality will be valid for 30 years.
Currently seven plants worth US$23mn in total are being executed by Entre Ríos' provincial government, with the latest having a budget of US$3mn in its first phase.
The PT joins another leftist party in fighting back against a provisional measure that opens up sanitation projects to tendering processes.