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Air quality monitoring

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3. Real time air quality data

Air quality data from continuous monitoring sites

This page contains information from our two continuous monitoring sites. These record different types of pollution every 15 minutes and you can view these results in real time. The results for each year are summarised in the Annual Status Reports.

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There is more information on nitrogen dioxide and ozone levels at this site available on the DEFRA website as these are part of a national network of measurement sites.