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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
Lorient 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

Lorient 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
2009 0.35 0.58 0.58 - - - 0.5
2010 0.38 0.68 0.68 - - - 0.58
2011 0.3 0.53 0.53 - - - 0.45
2012 0.33 0.58 0.58 - 0.05 - 0.49

Lorient Background Annual index chart

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