Local Authority Details
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.
| 2024 (CSV) | 2023 (CSV) | 2022 (CSV) | 2021 (CSV) | 2020 (CSV) | 2019 (CSV) | 2018 (CSV) | 2017 (CSV) |
| 2016 (CSV) | 2015 (CSV) | 2014 (CSV) |
| Nitric oxide | Nitrogen dioxide | Nitrogen oxides as nitrogen dioxide |
|---|---|---|
| 2023 (CSV) | 2023 (CSV) | 2023 (CSV) |
| 2022 (CSV) | 2022 (CSV) | 2022 (CSV) |
| 2021 (CSV) | 2021 (CSV) | 2021 (CSV) |
| 2020 (CSV) | 2020 (CSV) | 2020 (CSV) |
| 2019 (CSV) | 2019 (CSV) | 2019 (CSV) |
| 2018 (CSV) | 2018 (CSV) | 2018 (CSV) |
| 2017 (CSV) | 2017 (CSV) | 2017 (CSV) |
| 2016 (CSV) | 2016 (CSV) | 2016 (CSV) |
| 2015 (CSV) | 2015 (CSV) | 2015 (CSV) |
| 2014 (CSV) | 2014 (CSV) | 2014 (CSV) |