Local Authority Details

CSV data files for London A3 Roadside monitoring site

Listed below are links to CSV data files for London A3 Roadside. These files contain one year's automatic monitoring data and are updated daily. There are two formats to the files, firstly a file containing all pollutants measured at the site for each year followed by pollutant specific data files grouped by monitoring network.

To get the very latest data for London A3 Roadside use the Data Selector.

All Hourly Pollutant Data for site London A3 Roadside (Column Format)
2022 (CSV) 2021 (CSV) 2020 (CSV) 2019 (CSV) 2018 (CSV) 2017 (CSV) 2016 (CSV) 2015 (CSV)
2014 (CSV) 2013 (CSV) 2012 (CSV) 2011 (CSV) 2010 (CSV) 2009 (CSV) 2008 (CSV) 2007 (CSV)
2006 (CSV) 2005 (CSV) 2004 (CSV) 2003 (CSV) 2002 (CSV) 2001 (CSV) 2000 (CSV) 1999 (CSV)
1998 (CSV) 1997 (CSV)            
Hourly Pollutant Files for Site London A3 Roadside in Automatic Urban Monitoring Network (in 24x365 Table Format)
Nitric oxideNitrogen dioxideNitrogen oxides as nitrogen dioxideCarbon monoxidePM10 particulate matter (Hourly measured)
2007 (CSV) 2007 (CSV) 2007 (CSV) 2007 (CSV) 2007 (CSV)
2006 (CSV) 2006 (CSV) 2006 (CSV) 2006 (CSV) 2006 (CSV)
2005 (CSV) 2005 (CSV) 2005 (CSV) 2005 (CSV) 2005 (CSV)
2004 (CSV) 2004 (CSV) 2004 (CSV) 2004 (CSV) 2004 (CSV)
2003 (CSV) 2003 (CSV) 2003 (CSV) 2003 (CSV) 2003 (CSV)
2002 (CSV) 2002 (CSV) 2002 (CSV) 2002 (CSV) 2002 (CSV)
2001 (CSV) 2001 (CSV) 2001 (CSV) 2001 (CSV) 2001 (CSV)
2000 (CSV) 2000 (CSV) 2000 (CSV) 2000 (CSV) 2000 (CSV)
1999 (CSV) 1999 (CSV) 1999 (CSV) 1999 (CSV) 1999 (CSV)
1998 (CSV) 1998 (CSV) 1998 (CSV) 1998 (CSV) 1998 (CSV)
1997 (CSV) 1997 (CSV) 1997 (CSV) 1997 (CSV) 1997 (CSV)