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CSV data files for Hafod-yr-ynys Roadside monitoring site

Listed below are links to CSV data files for Hafod-yr-ynys 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 Hafod-yr-ynys Roadside use the Data Selector.

All Hourly Pollutant Data for site Hafod-yr-ynys Roadside (Column Format)
2017 2016 2015 2014 2013 2012 2011

Hourly Pollutant Files for Site Hafod-yr-ynys Roadside in Welsh Automatic Urban pollution Monitoring (in 24x365 Table Format)
Nitric OxideNitrogen dioxideNitrogen oxides as nitrogen dioxide
2017 2017 2017
2016 2016 2016
2015 2015 2015
2014 2014 2014
2013 2013 2013
2012 2012 2012
2011 2011 2011