P414 CEEFAX 414 Thy 23 Feb 1=:29/44 9/5 OZONE Southern England 0 4pm Thu 23 Feb Latest Daily 0 (ppb) Maximzm U5BAN sites 0 London Bloomsbzry V Gd 10 V Gd 18 London Victoria - - - - Bristol Cjntti V Gd 18 V Gd 35 London Bexley V Gd 22 V Gd 37 S'hampton Centre V Gd 12 V Gd 2< RURAL sites 0 East Anglia V Gd 33 V Gd 42 Oxfordshire V Gd 27 V Gd 37 East Sussex V Gd 37 V Gd 42 Devon V Gd 27 V Gd 35 0 0 Data from Department of Environment Skiing Scot/Walt/NI N England C EnglandP414 CEEFAX 414 Thu 23 Feb 19:11/24 :/5 NITROGEN DIOXIDE 0 Southern England 0 4pm Thy 23 Feb Latest Daily (ppb) Maximzm U5BAN sites 0 London Bloomsbzry V Gd 39 V Gd 49 London Victoria - - . - London Roadside V Gd 43 Good 52 Ldn Earls Court V Gd 2: V Gd 42 Bristol Cjntti V Gd 28 V Gd 030 London Bexley V Gd 21 V Gd 032 S'hampton Centre V Gd 39 V Gd 42 RURAL sites East Sussex V Gd 1 V Gd 9 0 0 Data from Department of Environment Skiing Scot/Walt/NI N England C EnglandP414 CEEFAX 414 Thu 23 Feb 19:18/24 3/5 SULPHUR DIOXIDE 0 Southern England 4xm Thy 23 Feb Latest Daily 0 (ppb) Maximzm U5BAN sites 0 London Bloomsbzry V Gd 4 V Gd 07 London Victoria - - - - London Roadside V Gd 7 V Gd < Bristol Cjntti V Gd 4 V Gd 1x London Bexley V Gd 1 V Gd 4 S'hampton Centre V Gd 4 V Gd 1x RURAL sites 0 East Sussex V Gd 0 V Gd 3 0 0 0 Data from Department of Environment Skiing Scot/Walt/NI N England C EnglandP414 CEEFAX 414 Thy 23 Feb 19:23/45 4/5 BENZENE Southern England For 24 hours to Avg Year 4pm Thu 23 February ppb avg All sites are URBAN 0 London Bloomsbzry Low .94 1.59 London Eltham Low 1.09 1.16 Bristol Cjntte Low .69 .98 0 0 0 Benzene is a substance that can cazsj cancer. Indjpjndjnt health 0 experts have advised that a yrazly avjtagj of 5 parts xjr billion(88b) presents an exceedingly small risk to health. 0 Data from Department of Environment Skiing Scot/Walt/NI N England C EnglandP414 CEEFAX 414 Thy 23 Feb 19:17/25 5/5 1,3-eUTADIENE 0 Southern England 0 For 24 hours to Avg Year 4xm Thu 23 February ppb avg All sites are URBAN 0 London Bloomsbzry Low /20 .36 London Eltham Low /20 /26 Bristol Centre Low /26 .25 0 0 0 1,3-Butadiinj is a szbstance that can cause cancer. Indjpjndjnt health experts have advised that a yearly average of 1 xart per billion (ppb) presents an 0 exceedingly small risk to health. Data from Department of Environment