Skip Navigation [Access Key S]
Twynyrodyn Infants School, Merthyr Tydfil Twynyrodyn Infants School, Merthyr Tydfil

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)
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

Twynyrodyn Infants School, Merthyr Tydfil

NO2 Diffusion Tube sites
Twynyrodyn Infants School, Merthyr Tydfil in 2012

«« 2008 2009 2010 2011 2012 »»

Nitrogen dioxide

Date NO2 Units
06/01/2012  14 ugm-3
09/02/2012  19 ugm-3
29/02/2012  18 ugm-3
30/03/2012  18 ugm-3
25/04/2012  14* ugm-3

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

Use the buttons above to view data for years between 1993 and 2012

Further data and graphs may be downloaded here.

For more information on this monitoring data please contact this local authority at zoe.pieris@merthyr.gov.uk