P416 CEEFAX 1 416 Mon 03 Jan 22:21/51 10pm Mon 3 Jan 1/5 Southern England Levels (ppb) URBAN SITES Ozone NO2 SO2 Bath Roadside nm 24 nm Brighton Roadside nm - nm Bristol Centre 12 30 2 Bristol Old Market nm 33 nm Cambridge Roadside nm 18 nm Exeter Roadside 14 30 2 Hove Roadside nm - nm Norwich Centre 21 8 14 Norwich Roadside nm 18 nm Plymouth Centre 21 24 2 Reading 23 19 2 KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London Headlines Trav Head Main MenuP416 CEEFAX 1 416 Mon 03 Jan 22:44/17 8pm Mon 3 Jan 2/5 Southern England Levels (ppb) URBAN SITES Ozone NO2 SO2 Southampton Centre 28 9 2 Thurrock 23 20 1 RURAL SITES Devon 36 nm nm East Anglia 36 nm nm East Sussex 35 0 - Oxfordshire 36 2 - Rochester - - - South Somerset 33 nm nm Wickjn Fen 33 0 - KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London Headlines Trav Head Main MenuP416 CEEFAX 1 416 Mon 03 Jan 22:40/45 10pm Mon 3 Jan 3/5 Southern England Levels (ppm) (ug/m3) URBAN SITES CO Particles Bath Roadside 1.3 nm Brighton Roadside - nm Bristol Centre 0.7 11 Bristol Old Market 0.9 nm Exeter Roadside 2.0 nm Hove Roadside - nm Norwich Centre 0.5 9 Plymouth Centre 0.4 5 Reading 0.7 3 Southampton Centre 0.3 5 Thurrock 0.4 - KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London Headlines Trav Head Main MenuP416 CEEFAX 1 416 Mon 03 Jan 22:51/44 10pm Mon 3 Jan 4/5 Southern England Levels (ppm) (ug/m3) RURAL SITES CO Particles Oxfordshire nm 5 Rochester nm - KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London Headlines Trav Head Main MenuP416 CEEFAX 1 416 Mon 03 Jan 22:51/33 10pm Mon 3 Jan 5/5 Southern England BENZENE Level Year Avg Bristol Centre Below 0.80 Oxfordshire Below 0.27 S'hampton Centre Below 1.31 1,3-BUTADIENE Ljvjl Year Avg Bristol Centre Below 0.12 Oxfordshire Below 0.05 S'hampton Centre Below 0.24 These hydrocarbons can cause cancer. The level is set against a yearly average of 5ppb for Benzene and 1ppb for 1,3-Butadienj, which as standards represent very small health risks. Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London Headlines Trav Head Main Menu