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air-quality-london-monthly-averages

London Average Air Quality Levels

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Month London Mean Roadside:Nitric Oxide (ug/m3) London Mean Roadside:Nitrogen Dioxide (ug/m3) London Mean Roadside:Oxides of Nitrogen (ug/m3) London Mean Roadside:Ozone (ug/m3) London Mean Roadside:PM10 Particulate (ug/m3) London Mean Roadside:PM2.5 Particulate (ug/m3) London Mean Roadside:Sulphur Dioxide (ug/m3) London Mean Background:Nitric Oxide (ug/m3) London Mean Background:Nitrogen Dioxide (ug/m3) London Mean Background:Oxides of Nitrogen (ug/m3) London Mean Background:Ozone (ug/m3) London Mean Background:PM10 Particulate (ug/m3) London Mean Background:PM2.5 Particulate (ug/m3) London Mean Background:Sulphur Dioxide (ug/m3)
Jan-08 55.5 29.5 25 14.7 4.2 42.3 36.9 18.8 . 3.6
Feb-08 75.9 20.3 39.5 28.8 7.6 60.2 26.4 31.9 . 6.7
Mar-08 55.6 40.1 21.6 12.3 3.9 39.8 50.2 15.5 . 2.3
Apr-08 61.8 37.9 28.7 20.5 4.5 44 50.1 21.7 . 3.2

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