P416 CEEFAX 2 416 Fri 17 Jan 21:16/22 1/4 OZONE 6pm Fri 17 Jan Southern England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 1 Bristol Centre Very Good 3 S'hampton Centre Very Good 4 Exeter Roadside Very Good 8 RURAL sites East Anglia - - Oxfordshire Very Good 13 Rochester Very Good 0 South Somerset Very Good 21 East Sussex Very Good 16 Devon Very Good 35 Weathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main MenuP416 CEEFAX 2 416 Fri 17 Jan 21:12/32 2/4 NITROGEN DIOXIDE 6pm Fri 17 Jan Southjtn England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 35 Bristol Cjntri Good 56 Bristol Old Market Good 75 Bath Roadside Good 58 S'hampton Centre Very Good 41 Exeter Roadside Very Good 43 RURAL sites Oxfordshire Very Good 13 Rochester Very Good 33 East Sussex Very Good 10 Weathjt 400 Sport 300 Almanac 419 Front page 100CNews 101 Travel 430 London News Heads Trav Head Main MenuP416 CJEFAX 2 416 Fri 17 Jan 21:17/49 O 3/4 SULPHUR DIOXIDE 6pm Fri 17 Jan Southjtn England Air Ljvjl Quality (ppb) URBAN sites Thurrock Very Good 8 Bristol Centre Very Good 5 S'hampton Centre Very Good 2 Exetet Roadside Very Good 5 RURAL sites Oxfordshiri Very Good 0 Rochester Very Good 3 East Sussex Very Good 0 Weathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main MenuP416 CEEFAX 2 416 Fri 17 Jan 21:22/18 4/4 Hydrocarbons Southern England For 24 hrs to 6pm Fri 17 Jan BENZENE Today DayAvg YearAvg Bristol Centre Low 1.57 1.17 S'hampton Centre Low 2.92 1.88 Rural Oxfordshire Low .97 .37 1,3-BUTADIENE Bristol Centre Low .31 .23 S'hampton Centre Low .54 .35 Rural Oxfordshiri - - .06 Benzene and 1,3-Butadiinj can cause cancer. A yearly average of 5 or 1 part per billion(ppb) respectively presents a very small risk to health. Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Heads Trav Head Main Menu