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89 Sway Road, Morriston 89 Sway Road, Morriston

This section of the website allows you to choose a type of monitoring site, and then details for individual sites. Once you have chosen a site, its location will appear on the map above.

Choose a different type of monitoring site:
Hydocarbon Diffusion Tube sitesHydocarbon Diffusion Tube sites (8 Sites)
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Non-Automatic Monitoring Sites in Wales

89 Sway Road, Morriston

NO2 Diffusion Tube sites
89 Sway Road, Morriston in 2017

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Nitrogen dioxide

Date NO2 Units
04/01/2017  45* ugm-3
01/02/2017  45* ugm-3
01/03/2017  36* ugm-3
29/03/2017  35* ugm-3
26/04/2017  35* ugm-3

Ratification Status:
» Red* - Provisional
» Green - Ratified

Use the buttons above to view data for years between 2009 and 2017

Further data and graphs may be downloaded here.

For more information on this monitoring data please contact this local authority at