P417 CEEFAX 2 417 Fri 21 Jan 22:11/18 9pm Fri 21 Jan 1/6 London Levels (ppb) URBAN SITES Ozone NO2 SO2 Bexley 3 39 11 Bloomsbury 2 48 35 Brent 13 40 4 Camden Kerbside nm 38 nm Cromwell Road nm 64 7 Earls Court nm 40 nm Eltham 3 56 4 Hackney 4 43 nm Haringey 4 nm 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 Warning NWestTV Trav Head Main MenuP417 CEEFAX 2 417 Fri 21 Jan 22:18/11 9pm Fri 21 Jan 2/6 London Levels (ppb) URBAN SITES Ozone NO2 SO2 Haringey Roadside nm - nm Hillingdon 7 30 4 Hounslow Roadside nm 38 nm Lewisham 5 49 7 London A3 Roadside nm 36 nm London Bromley nm 49 nm Marylebone Road 6 55 11 North Kensington 6 37 3 Southwark 3 42 5 KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Warning NWestTV Trav Head Main MenuP417 CEEFAX 2 417 Fri 21 Jan 22:12/17 9pm Fri 21 Jan 3/6 London Levels (ppb) URBAN SITES Ozone NO2 SO2 Southwark Roadside nm - 8 Sutton 5 36 nm Sutton Roadside nm 35 6 Teddington 2 32 5 Tower Hamlets Rdside nm 67 nm Victoria - - - Wandsworth 1 51 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 Warning NWestTV Trav Head Main MenuP417 CEEFAX 2 417 Fri 21 Jan 22:16/18 9pm Fri 21 Jan 4/6 London Levels (ppm) (ug/m3) URBAN SITES CO Particles Bexley 0.8 22 Bloomsbury 0.1 21 Brent 1.0 17 Camden Kerbside nm - Cromwell Road 1.3 nm Earls Court 0.8 nm Eltham nm 17 Hackney 1.6 nm Haringey Roadside nm 18 Hillingdon 0.4 17 KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unavailable Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Warning NWestTV Trav Head Main MenuP417 CEEFAX 2 417 Fri 21 Jan 22:10/22 9pm Fri 21 Jan 5/6 London Levels (ppm) (ug/m3) URBAN SITES CO Particles Hounslow Roadside 1.8 nm London A3 Roadside 1.1 21 London Bromley 2.5 nm Marylebone Road 1.9 23 North Kensington 0.9 20 Southwark 1.2 nm Southwark Roadside 1.2 nm Sutton Roadside 2.2 27 Tower Hamlets Rdside 1.8 nm Victoria - 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 Warning NWestTV Trav Head Main MenuP417 CEEFAX 2 417 Fri 21 Jan 22:17/24 9pm Fri 21 Jan 6/6 London BENZENE Level Year Avg Bloomsbury Below 1.10 Eltham Below 0.79 Marylebone Road Below 3.18 1,3-BUTADIENE Level Year Avg Bloomsbury Below 0.23 Eltham Below 0.16 Marylebone Road Below 0.78 These hydrocarbons can cause cancer. The level is set against a yearly average of 5ppb for Benzrne and 1ppb for 1,3-Butadiene, which as standards represent very small health risks. Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Warning NWestTV Trav Head Main Menu