Air Quality Monitoring in Firvale (community air quality monitoring of nitrogen dioxide in Firvale ran from March 2004 to February 2009; Sheffield City Council monitoring ran until September 2009 and restarted at some sites in May 2013)
Firvale Adjusted Annual Averages data (for an explanation of correction, or bias adjustment factors, please visit the DEFRA website).
2017 data
2016 data
2015 data
2014 data
2013 data
2009 data
2008 data
2007 data
2006 data
2005 data
2004 data
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