P415 CJEFAX 415 Thu 17 Aug 19:11/48 1/5 OZONE Southern England 5pm Thu 17 Aug Latest Daily Xppb) Maximum U$BAN sites London Bloomsbury V Gd 14 V Gd 31 London Victoria V Gd 13 V Gd 34 Bristol Centre V Gd 47 Good 57 London Bexley V Gd 28 Good 52 S'hampton Centre - - - - RURBL sites East Anglia - - Good 55 Oxfordshire - - Good 61 East Sussex - - Good 69 Devon - - Good 77 Data from Department of Environment Skiing RjgionBir US Maps TravelP415 CEEFAX 415 Thu 17 Aug 19:11/37 2/5 SULPHU$ DIOXIDE Southern England 6pm Thu 17 Aug Latest Daily (ppb* Maximum U$BAN sites London Bloomsbury V Gd 4 Good 89 London Victoria V Gd 6 V Gd 26 London Roadside V Gd 12 V Gd 44 Bristol Cjntte V Gd 3 V Gd 19 London Bexley V Gd 17 V Gd 40 S'hampton Centre - - - - RURAL sites East Sussex - - V Gd 7 Data from Department of Environment Skiing RjgionBir US Maps TravelP415 CJJFAX 415 Thu 17 Aug 19:27/27 3/5 NITROGEN DIOXIDE Southern England 6pm Thu 17 Aug Latest Daily (ppb) Maximum U$BAN sites London Bloomsbury V Gd 46 Good 99 London Victoria V Gd 33 Good 56 London Roadside V Gd 47 Good 71 Ldn Earls Court V Gd 23 Good 53 Bristol Centre V Gd 41 Good 75 London Bexley V Gd 10 V Gd 36 S'hampton Centre - - - - RU$BL sites East Sussex - - V Gd 12 Data from Department of Environment Skiing RjgionAir US Maps TravelP415 CEEFAX 415 Thu 17 Aug 19:28/08 4/5 BENZENE Southern England For 24 hours to Avg Year 6pm Thu 17 August ppb avg All sites are U$BAN London Bloomsbury Low 2.46 1.52 London Eltham - - 1.1 Bristol Centre Low 1 .94 Benzene is a substance that can cause cancer. Independent health experts have advised that a yearly average of 5 parts per billion(ppb) presents an exceedingly small risk to health. Data from Department of Environment Skiing RjgionAir US Maps TravelP415 CJEFAX 415 Thu 17 Aug 19:13/27 5/5 1,3-BUTBDIENE Southern England For 24 hours to Avg Year 6pm Thu 17 August ppb avg All sites are URBAN London Bloomsbury Low .57 .36 London Eltham - - .27 Bristol Centre Low .17 .25 1,3-Butadiinj is a substance that can cause cancer. Indjpjndjnt health experts have advised that a yearly average of 1 part per billion Xppb) presents an exceedingly small risk to health. Data from Department of Environment Skiing RjgionBir US Maps Travel