P41b C JFAX 412 Sun 28 May 01:33/24 l4|h< 1/5 Z NE Northern England 12am Sun 2 M Late t Daily 0 XppbJ Maximum U"BAN sites 0 Newcastle Centre V Gd ] V cd 1< Middlesbrough V Gd 30 V Gd 42 Leeds Centre V Gd 18 V Gd 28 Liverpool Centre V Gd 14 V Gd 23 Hull Centre V Gd 35 V Gd 40 RURbL site1 0 Cumbria V Gd 31 V Gd 38 North Yorkshire V Gd 25 V Gd 42 5 0 Data from Departmknt of Environment C England S England Scot/Wales/NI MapsP41b C J AX 412 Sun 28 May 01:39/27 ] 4/5 BENZENE Northern England For 24 hours to Avg Year 12am at 2 aa ppb avg £5 All s res are U BAN Middlesbrough Low .25 1.07 Needs Low .55 2.05 0 0 0 0 Ben:jnj 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 £5 to health.a upppppppppppppppppppppppppppppppppppppz Data from Department of Environment C England S nkland Scot/+ales/NI M sP41b CJJFAX 422 Sun 28 May 01:33/23 ( 5/5 1,3-BUTBDIENE 1 0 Northern England 0 For 24 hours to Avg Year m S M p 1 All sites are U$BAN Middlesbrough Low .10 .25 £ jeds Low 21 .46 0 0 0 1,3-Butadienj is a substance that can cars cancer. Indjp nd nt health experts hbve advised that a yearly average of 1 8art pju 0 belle n ppb prj nt an 0 exceedingly small risk to health. uppppppppppp ppppppppp pppppppp p z Data from Department of Environmknt