ACUMAR Autoridad de Cuenca Matanza Riachuelo

ACUMAR (Autoridad de Cuenca Matanza Riachuelo) measures pollution in the Cuenca Matanza Riachuelo river basin around Buenos Aires, Argentina.

The air quality homepage for ACUMAR is available at https://www.acumar.gob.ar/monitoreo-ambiental/calidad-de-aire/

The site is a server rendered PHP site and data are only presented in HTML tables, i.e. no API available. Each table shows the past ~3 days of data, with some lag (~3-4 hours) for the latest measurements.

Historical data are available for download as an Excel spreadsheet at http://jmb.acumar.gov.ar/calidad/historicos.php

Data are available under the "contaminantes" route.

http://jmb.acumar.gov.ar/calidad/contaminantes.php

Parameters

2 Stations are reference grade stations and 2 are open path gas detectors.

The reference grade stations measure:

• NO₂ µg/m³
• NO µg/m³
• NO_x µg/m³
• O₃ µg/m³
• SO₂ µg/m³
• CO mg/m³
• PM_2.5 µg/m³
• PM₁₀ µg/m³
• H₂S µg/m³

The open pass monitors measure:

• Benzene µg/m³
• m-Xylene µg/m³
• p-Xylene µg/m³
• Toluene µg/m³

Sites:

The reference grade air quality stations are:

• EMC I Dock Sud - http://jmb.acumar.gov.ar/calidad/contaminantes.php
• EMC II La Matanza - http://jmb.acumar.gov.ar/calidad/contaminantesEmcII.php

The site does not provide coordinates within the web pages but we have been provided with coordinate information for the two stations:

EMC I Dock Sud - 34°40'2,55" S 58°19'45,23" W EMC II La Matanza - 34°52'59.43"S 58°40'57.15"W