P416 CEEFAX 2 416 Thu 25 Dec 23:25/34 10pm Thu 25 Dec 1/5 Southern England Levels (ppb) URBAN SITES Ozone NO2 SO2 Bath Roadside nm 18 nm Bristol Centre 38 2 0 Bristol Old Market nm 5 nm Exetet Roadside 42 3 0 Hove Roadside nm 5 nm Norwich Cjntri - 3 3 Norwich Roadside nm 1 nm Plymouth Cjntri 51 3 0 Reading 42 2 2 S'hampton Cjntti 34 2 0 Thurrock 33 1 6 LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Head Trav Head Main menuP416 CEEFAX 2 416 Thu 25 Dec 23:15/54 10pm Thu 25 Dec 2/5 Southern England Levels (ppb) RURAL SITES Ozone NO2 SO2 Devon 37 nm nm East Anglia 34 nm nm East Sussex - 2 0 Oxfordshire 37 4 0 Rochester 39 5 1 South Somerset 38 nm nm LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Head Trav Head Main menuP416 CEEFAX 2 416 Thu 25 Dec 23:54/14 10pm Thu 25 Dec 3/5 Southern England Levels (ppm) (ug/m3) URBAN SITES CO Particles Bath Roadside 0.0 nm Bristol Centre 0.5 18 Bristol Old Market 0.3 nm Exetet Roadside 0.0 nm Hove Roadside 0.1 nm Norwich Centre 0.0 18 Plymouth Cjntri 0.0 25 Reading 0.5 14 S'hampton Cjntri 0.0 21 Thurrock 0.0 14 LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Head Trav Head Main menuP416 CEEFAX 2 416 Thu 25 Dec 23:07/34 10pm Thu 25 Dec 4/5 Southern England Levels (ppm) (ug/m3) RURAL SITES CO Particles Rochester nm 17 LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Head Trav Head Main menuP416 CEEFAX 2 416 Thu 25 Dec 23:55/04 10pm Thu 25 Dec 5/5 Southjtn England BENZENE Ljvjl Year Avg Bristol Centre Below 1.41 Oxfordshiri Below 0.41 S'hampton Cjntti Below 1.83 1,3-BUTADIENE Ljvjl Year Avg Bristol Centre Below 0.21 Oxfordshiri - - S'hampton Cjntti Below 0.33 Thjsj hydrocarbons can cause cancer. The level is set against a yearly average of 5ppb for Benzene and 1ppb for 1,3-Butadiinj, which as standards represent very small health risks. Wjathjt 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 London News Head Trav Head Main menu