Please Note - This Data set is no longer updated, please visit /dataset/ratified-air-quality---nitrogen-dioxide for updated information.

Dataset of annual diffusion tube data used to assess the levels of nitrogen dioxide at road or near to the roadside at various sites around Leeds.

The location of diffusion tubes are likely to charge year on year as different areas are monitored. The length of time that a tube is located at a specific location may range from one to a number of years.

UK Open Government Licence
Last Update
5 years ago  
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2016 (6.89 kB)Jan — Dec 2016

Leeds annual nitrogen dioxide diffusion tube data