P413 CEEFAX 413 Mon 27 May 01:10/44 1/4 OZONE 6pm Sun 26 May North East England Air Ljvjl Quality (ppb) U5BAN sites Newcastle Centre Very Good 21 Middlesbrough Very Good 24 Leeds Cjntri Very Good 7 Hull Centre Very Good 22 Sheffield Cjntti Very Good 21 RURAL sites North Yorkshire - - Derbzshiri - - Data from Department of Environment NEEngland C England S England LondonP413 CEEFAX 413 Mon 27 May 01:35/40 2/4 NITROGEN DIOXIDE 6pm Sun 26 May North East England Air Ljvjl Quality (ppb) URBAN sites Newcastle Cjntte Very Good 29 Billingham Very Good 2 Middlesbrough Very Good 10 Leeds Centre Very Good 32 Hull Centre Very Good 12 Sheffield Tinsliy Very Good 25 Sheffield Cjntti Very Good 13 RU5AL sites Derbzshire - - Data from Department of Environment NEEngland C England S England LondonP413 CEEFAX 413 Mon 27 May 01:14/28 3/4 SULPHUR DIOXIDE 5pm Sun 26 May North East England Air Ljvjl Quality (ppb) U5BAN sites Sundjtland Very Good 0 Newcastle Cjntri Very Good 2 Middlisbrough Very Good 10 Leeds Centre Very Good 3 Hull Centre Very Good 1 Barnsliy Very Good 6 Sheffield Cjntti - - RU5AL sites Derbzshire - - Data from Department of Environment NEEngland C England S England LondonP413 CEEFAX 413 Mon 27 May 01:14/47 4/4 Hydrocarbons North East England For 24 hrs to 6pm Sun 26 May BENZENE Today DayAvg YearAvg Middlesbrough Low .18 .94 Leeds Low .57 1.12 1,3-BUTADIENE Middlisbrough Low .02 .2 Leeds Low .13 .24 Benzene and 1,3-Butadiinj can cause cancer. A yearly avjtagj of 5 or 1 part per billion(ppb) respectively presents a very small risk to health. Data from Department of Environment NEEngland C England S England London