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D/Pipe Cecil Jones Dillwyn Street D/Pipe Cecil Jones Dillwyn Street

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.

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Hydocarbon Diffusion Tube sitesHydocarbon Diffusion Tube sites (8 Sites)
NO2 Diffusion Tube sitesNO2 Diffusion Tube sites (986 Sites)
O3 Diffusion Tube sitesO3 Diffusion Tube sites (6 Sites)
SO2 Diffusion Tube sitesSO2 Diffusion Tube sites (9 Sites)

Non-Automatic Monitoring Sites in Wales

D/Pipe Cecil Jones Dillwyn Street

NO2 Diffusion Tube sites
D/Pipe Cecil Jones Dillwyn Street in 2016

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Nitrogen dioxide

Date NO2 Units
06/01/2016  30 ugm-3
03/02/2016  43* ugm-3
02/03/2016  44* ugm-3
30/03/2016  38* ugm-3
27/04/2016  39* ugm-3
25/05/2016  34* ugm-3
29/06/2016  31* ugm-3
27/07/2016  26* ugm-3

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

Use the buttons above to view data for years between 2008 and 2016

Further data and graphs may be downloaded here.

For more information on this monitoring data please contact this local authority at tom.price@swansea.gov.uk