The Auditor General of the City of Buenos Aires said that between 2011 and 2014 the city government invested in the Matanza Riachuelo Basin more than $ 1,653 million. Although the watchdog said that "there is no budgetary identification of actions that make up the Integral Sanitation Plan (PISA) is working on it".

It is that the ruling of the Supreme Court, which ordered sanitation watercourse states that "to facilitate public control of the funds, the Authority Matanza-Riachuelo Basin (ACUMAR) must assign an identification code to items budget which relate to the implementation of the program.”

As agreed between ACUMAR and the General Audit Office (AGN, for its acronym in Spanish) "each of the jurisdictions must have identification in order to perform monitoring and monitoring." In the city, "the code is 60" and the local control agency said that "his generation though belatedly brought an improvement."

The report of the AGCBA, adopted in 2016, sets out how much money the city government spent per year per line of action of PISA.

As can be seen in the table, the urbanization of towns and settlements and land use planning (linked to the recovery of public spaces to improve housing conditions) are the two areas in which the city made a major investment.

It is noteworthy that for the business line 9, expansion of the drinking water and sanitation sewers, no money was spent either in 2011 or in 2012, while the next year we invested $ 2.4 million in 2014, a $ 18.8.

As for Environmental Education, there was an increase of the budget, in 2013 it was allocated $ 177,000 and in 2014 spent $ 24.8 million.

Cleaning margins and the towpath is another of the lines of action of PISA. For the latter, ACUMAR working for coordination of land use and about the Buenos Aires Audit stressed that "was recovered the passage between the bridges Nicolás Avellaneda and Pueyrredón, afforestation of the entire margin rose and are generating public spaces with installation of seats. " To this, the report said, "the daily tasks that are performed on the banks and the water surface" are added.

The AGCBA states that "all these actions begin to be seen on the banks of the Riachuelo" and are "closely related to the relocation of people living in the basin".

On the other hand, the report details how much money the City of Buenos Aires spent per year for the Environmental Compensation Fund, which manages ACUMAR and that "will give priority to the protection of human rights and the prevention, mitigation and restructuring of environmental damage."

In the 2011-2014 periods, the City of Buenos Aires contributed $ 120.5 million were distributed as follows:

The budget for 2014 "represents an increase of 70.5% compared to the year 2013 and 78% compared to 2011 and 2012".

Finally, for those activities that run in the Basin but that "cannot be identified with any course of action, although they contribute to comply" there are complementary actions for which the City invested $ 3,600 million.