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Legend:
Air Quality Index Value
EU Standards are
exceeded by one
pollutant or more		   > 1
EU Standards are
fulfilled on average		   1
The situation is better
than the norms requirements on average		   < 1
Grenoble Yearly Air Quality Index

Year NO2 Year average PM10 year average PM10 exceedences daily average O3, # of days with 8-hour average >=120µg/m3 SO2 year average Benzene year average City Index
2006 1.48 1.25 3.37 - - 0.4 2.03
2007 1.43 1.08 3.17 - - 0.4 1.89
2008 1.45 1.05 2.63 - - 0.2 1.71
2009 1.4 0.88 1.71 - - 0.2 1.33
2010 1.4 0.9 1.43 - - 0.2 1.24
2011 1.35 0.88 1.63 - - - 1.28
2012 1.28 0.83 1.23 - - - 1.11
2013 1.25 0.85 1.54 - - - 1.21
2014 1.2 0.7 0.43 - - - 0.78
2015 1.3 0.78 0.69 - - - 0.92
2016 1.18 0.7 0.91 - - - 0.93
2017 1.2 0.73 0.74 - - - 0.89
2018 1.08 0.6 0.2 - - - 0.63

Grenoble Roadside Annual index chart



Year NO2 Year average PM10 year average PM10 exceedences daily average O3, # of days with 8-hour average >=120µg/m3 SO2 year average Benzene year average City Index
2006 0.78 0.78 1.29 1.92 0.25 0.2 1.19
2007 0.75 0.75 1.46 0.92 0.2 0.2 0.97
2008 0.73 0.7 0.91 1.08 0.15 0.2 0.85
2009 0.7 0.78 0.97 1.88 0.15 0.2 1.08
2010 0.75 0.63 0.57 1.36 0.2 0.2 0.83
2011 0.73 0.7 1.14 1.64 0.15 0.2 1.05
2012 0.65 0.65 0.6 0.84 0.1 0 0.69
2013 0.63 0.6 0.63 1.52 0.1 0.2 0.84
2014 0.63 0.53 0.26 1.08 0.15 0 0.62
2015 0.73 0.58 0.14 1.92 0.1 0.2 0.84
2016 0.65 0.48 0.14 1.24 0.05 0 0.63
2017 0.6 0.5 0.29 1.48 0 0 0.72
2018 0.6 0.48 0 1.96 0 0 0.76

Grenoble Background Annual index chart

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