P414 CEEFAX 414 Sun 9 Apr 02:24/11       1 4  OZONE Southern England 10pm Sat 8 Apr Latest Daily (ppb) Maximum URBAN sites London Bloomsbury V Gd 11 V Gd 27 London Victoria V Gd 9 V Gd 20 Bristol Centre V Gd 6 V Gd 20 London Bexley V Gd 19 V Gd 38 S'hampton Centre V Gd 14 V Gd 35 RURAL sites East Anglia V Gd 32 V Gd 36 Oxfordshire V Gd 13 V Gd 36 East Sussex V Gd 33 V Gd 39 Devon V Gd 29 V Gd 44  Data from Department of Environment Skiing Scot/Wals/NI N England C England
P414 CEEFAX 414 Sun 9 Apr 02:33/06       2/5  NITROGEN DIOXIDE Southern England 10pm Sat 8 Apr Latest Daily (pp"4 Maximum URBAN sites London Bloomsbury V Gd 34 V Gd 37 London Victoria Good 58 Good 58 London Roadside V Gd 44 V Gd 49 Ldn Earls Court V Gd 30 V Gd 33 Bristol Centre V Gd 44 V Gd 44 London Bexley V Gd 21 V Gd 21 S'hampton Centre V Gd 29 V Gd 29 RURAL sites East Sussex V Gd 4 V Gd 5  Data from Department of Environment Skiing Scot/Wals/NI N England C England
P414 CEEFAX 414 Sun 9 Apr 02:37/10       3/5  SULPHUR DIOXIDE Southern England 10pm Sat 8 Apr Latest Daily (ppb) Maximum URBAN sites London Bloomsbury V Gd 4 V Gd 5 London Victoria V Gd 8 V Gd 8 London Roadside V Gd 19 V Gd 19 Bristol Centre V Gd 13 V Gd 23 London Bexley V Gd 1 V Gd 2 S'hampton Centre V Gd 1 V Gd 5 RURAL sites East Sussex V Gd 1 V Gd 10  Data from Department of Environment Skiing Scot/Wals/NI N England C England
P414 CEEFAX 414 Sun 9 Apr 02:34/01       4/5  BENZENE Southern England For 24 hours to Avg Year 10pm Sat 8 April ppb avg All sites are URBAN London Bloomsbury Low .92 1.58 London Eltham Low .32 1N17 Bristol Centre Low .65 .9 Benzene is a substance that can cause cancerN Independent health experts have advised that a yearly average of 5 parts per billion(pp"4 presents an exceedingly small risk to healthN  Data from Department of Environment Skiing Scot/ NI N England C England
P414 CEEFAX 414 Sun 9 Apr 02:20/20       5/5  1,3-BUTADIENE Southern England For 24 hours to Avg Year 10pm Sat 8 April ppb avg All sites are URBAN London Bloomsbury Low .23 37 London Eltham Low .10 .27 Bristol Centre Low .11 .25 1,3-Butadiene is a substance that can cause cancerN Independent health experts have advised that a yearly average of 1 part per billion (ppb) presents an exceedingly small risk to healthN  Data from Department of Environment