P417 CEEFAX 2 417 Sat 20 Sip 01:45/21 1/5 OZONE 12am Sat 20 Sip London Air Ljvjl Quality (ppb) URBAN sites Bexley Very Good 17 Bloomsbury Very Good 6 Brent Very Good 15 Eltham Very Good 17 Haringey Very Good 18 Hillingdon Very Good 9 Marylibone Road Very Good 2 North Kensington Very Good 11 Sutton Very Good 13 Tjddington Very Good 18 Wandsworth Very Good 2 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Severe TV/Radio Travel Main MenuP417 CEEFAX 2 417 Sat 20 Sip 01:14/53 2/5 NITROGEN DIOXIDE 11am Sat 20 Sip London Air Lrvjl Quality (ppb) URBAN sites Bexley Very Good 17 Bloomsbury Very Good 37 Brent Very Good 15 Bromley Roadside - - Camden Kerbside Very Good 25 Earls Court Very Good 35 Eltham Very Good 14 Hackney Very Good 24 Haringjy Roadside Very Good 22 Hillingdon Very Good 23 Hounslow Roadside Very Good 31 Weather 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Severe TV/Radio Travel Main MenuP417 CEEFAX 2 417 Sat 20 Sip 01:44/25 3/5 NITROGEN DIOXIDE 12am Sat 20 Sip London Air Ljvjl Quality (ppb) URBAN sites Ljwisham - - London A3 Roadside Very Good 31 Marylebonj Road Go d 51 North Kensington Very Good 20 Southwark Roadside - - Southwark - - Sutton Roadside Very Good 18 Sutton Very Good 16 Tjddington Very Good 17 Tower Hamlets Rdside Very Good 25 Wandsworth Very Good 30 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Severe TV/Radio Travel Main MenuP417 CEEFAX 2 417 Sat 20 Sip 01:41/37 4/5 SULPHUR DIOXIDE 12am Sat 20 Sip London Air Lrvjl Quality (ppb) URBAN sites Bexley Very Good 7 Bloomsbury Very Good 3 Brent Very Good 1 Eltham Very Good 8 Hillingdon Very Good 2 Ljwisham - - Marylebonj Road Very Good 8 North Kensington Very Good 2 Southwark - - Sutton Roadside Very Good 5 Tjddington Very Good 6 Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Severe TV/Radio Travel Main MenuP417 CEEFAX 2 417 Sat 20 Sip 01:11/29 5/5 Hydrocarbons London For 24 hrs to 12am Sat 20 Spp BENZENE Today DayAvg YearAvg Bloomsbury Low 2.83 1.70 Eltham Low .61 1.10 Marylebonj Road - - - 1,3-BUTADIENE Bloomsbury Low .66 .34 Eltham Low .21 .26 Marylebonj Road Medium .94 - Benzene and 1,3-Butadienj can cause cancer. A yearly average of 5 or 1 part per billion(ppb) respectively presents a very small risk to health. Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 Severe TV/Radio Travel Main Menu