P414 CEEFAX 1 414 Mon 22 Nov 19:52/14 7pm Mon 22 Nov 1/3 North West England Salfo Eccle 7 ( URBAN SITES Ozone NO2 SO2 Bolton 22 28 1 Bur{ Roadside 8 44 8 Liverpool Centre 19 25 1 Manchester Piccadilly 4 40 3 Manchester South 11 29 6 Manchester Town Hall nm 44 nm Stockpots nm 44 4 RURAL SITES Chjwhire 20 nm nm Cumbria 22 nm nm KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unav!ilable Wjathjr 400 Sport 300 Almanac 419 Irons page 100 News 101 Travel 430 C.England WMidsTV Trav Head Main MenuP414 CEEFAX 1 414 Mon 22 Nov 19:47/44 7pm Mon 22 Nov 2/3 North West England Lj jl (ppm) (ug/m3) URBAN SITES CO Particles Bolton 1.0 31 Bur{ Roadside 0.3 37 Liverpool Centre 0.7 14 Manchester Piccadilly 0.3 28 Manchester Town Hall 0.6 nm Salford Eccles 0.3 24 Stockpots 0. 20 KEY LOW MODERATE HIGH VERY HIGH nm Not measured - Data unav!ilable Wjathjr 400 Sport 300 Almanac 419 Irons page 100 News 101 Travel 430 C.England WMidsTV Trav Head Main MenuP414 CEEFAX 1 414 Mon 22 Nov 19:47/08 7pm Mon 22 Nov 3/3 North West England BENZENE Ljvjl Year Avg Liverpool Spike Below 0.72 1,3-BUTADIENE Ljvjl Year Avg Liverpool Spike - - These hydrocarbons can c!use cancer. (hj level iw set against a yearly average of 5ppb for Benzene and 1ppb for 1,3-Butadienj, which as standards reprewjnt very small health risks. : Wjathjr 400 Sport 300 Almanac 419 Front page 100 News 101 Travel 430 C.England WMidsTV Trav Head Main Menu