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Within the table, each year is a link to a file containing one year of data for the pollutant at the head of the column.
Data is presented as hourly averages for all pollutants.
To view a data file, click on the link. To download a file hold down the Shift key, then click on the link.
| Canvey | |||||||||
|---|---|---|---|---|---|---|---|---|---|
| Ozone | Nitrogen dioxide | Nitric oxide | Oxides of nitrogen | Carbon monoxide | |||||
| 1980 | 1979 | 1980 | 1979 | 1980 | 1979 | 1980 | 1979 | 1980 | 1979 |
| 1978 | 1977 | 1978 | 1977 | 1978 | 1977 | 1978 | 1977 | 1978 | 1977 |