PM10 concs in UK tables 3.1 to 3.4 Table 3.1 PM10 concentrations 1996 and 1995 (mgm-3)

  Rochester Cardiff Centre Leeds Centre Birmingham East Hull Centre Leicester Centre Southampton Centre London Bexley Swansea Middlesbrough Sheffield Centre Wolverhampton Centre
Annual mean
1996 23 26 27 23 25 22 23 25 24 21 28 26
1995 - 25 25 22 24 20 22 24 27 - - -
NAQS 99th percentile
1996 88 83 87 88 94 82 81 93 76 78 102 103
1995 - 65 83 84 73 59 61 83 75 - - -
Fixed daily means above 50mgm-3
1996 16 18 28 15 21 12 12 22 11 13 33 18
1995 - 12 20 9 12 4 8 16 21 - - -


Table 3.2 Predicted PM10 concentrations for 2005 and 2010 based on 1996 and 1995 analysis. Individual site analysis of PM10, nitrogen oxides and sulphate data, "business as usual" primary and secondary emissions reduction scenario (mgm-3)
  Rochester Cardiff Centre Leeds Centre Birmingham East Hull Centre Leicester Centre Southampton Centre London Bexley Swansea Middlesbrough Sheffield Centre Wolverhampton Centre
Annual mean
2005 estimate based on 1996 19 22 21 18 20 18 19 20 21 19 21 20
2005 estimate based on 1995 - 20 19 18 19 16 17 20 24 - - -
2010 estimate based on 1996 17 20 18 17 19 16 17 18 20 17 19 18
2010 estimate based on 1995 - 18 17 16 18 15 15 19 22 - - -
NAQS 99th percentile
2005 estimate based on 1996 74 71 72 72 76 69 67 78 68 67 86 81
2005 estimate based on 1995 - 57 65 62 63 49 49 73 67 - - -
2010 estimate based on 1996 66 67 66 64 67 64 61 70 65 61 78 71
2010 estimate based on 1995 - 53 59 57 57 45 46 69 67 - - -
Fixed daily means above 50mgm-3
2005 estimate based on 1996 8 9 13 12 13 7 5 10 7 9 17 11
2005 estimate based on 1995 - 2 6 6 5 0 1 10 11 - - -
2010 estimate based on 1996 7 9 9 7 10 5 5 8 6 11 13 10
2010 estimate based on 1995 - 2 4 2 3 0 1 9 8 - - -


Table 3.3 PM10 concentrations 1996 and 1995 (mgm-3) for comparison with EU 'Daughter' Directive limit values
  Rochester Cardiff Centre Leeds Centre Birmingham East Hull Centre Leicester Centre Southampton Centre London Bexley Swansea Middlesbrough Sheffield Centre Wolverhampton Centre
Annual mean
1996 30 34 35 30 33 29 30 33 31 27 36 34
1995 - 33 33 29 31 26 29 31 35 - - -
EU 90th percentile
1996 51 52 58 50 54 46 50 57 48 50 63 63
1995 - 51 55 47 49 42 48 52 58 - - -
EU 98th percentile
1996 77 83 93 83 90 75 71 88 70 84 101 99
1995 - 70 82 75 70 60 66 83 79 - - -
Fixed daily means above 50mgm-3
1996 36 35 65 32 42 24 36 46 30 37 61 45
1995 - 33 48 24 34 18 17 40 48 - - -

Table 3.4 Predicted PM10 concentrations for 2005 and 2010 based on 1996 and 1995 analysis. Individual site analysis of PM10, nitrogen oxides and sulphate data, "business as usual" primary and secondary emissions reduction scenario (mgm-3) for comparison with EU 'Daughter' Directive limit values
  Rochester Cardiff Centre Leeds Centre Birmingham East Hull Centre Leicester Centre Southampton Centre London Bexley Swansea Middlesbrough Sheffield Centre Wolverhampton Centre
Annual mean
2005 estimate based on 1996 25 29 27 23 26 23 25 26 27 25 27 26
2005 estimate based on 1995 - 26 25 23 25 21 22 26 31 - - -
2010 estimate based on 1996 22 26 23 22 25 21 22 23 26 22 25 23
2010 estimate based on 1995 - 23 22 21 23 20 20 25 29 - - -
EU 90th percentile
2005 estimate based on 1996 42 43 48 41 44 37 41 48 44 44 50 47
2005 estimate based on 1995 - 43 42 38 40 34 35 44 52 - - -
2010 estimate based on 1996 37 41 44 36 39 34 36 43 41 40 46 41
2010 estimate based on 1995 - 39 38 34 46 31 31 41 48 - - -
EU 98th percentile
2005 estimate based on 1996 64 72 76 70 76 62 59 72 65 71 82 77
2005 estimate based on 1995 - 60 63 55 58 48 53 73 71 - - -
2010 estimate based on 1996 59 66 69 65 71 57 54 66 64 66 74 71
2010 estimate based on 1995 - 55 57 50 53 44 47 69 67 - - -
Fixed daily means above 50mgm-3
2005 estimate based on 1996 24 24 31 17 25 13 16 28 22 23 36 19
2005 estimate based on 1995 - 15 22 17 25 13 8 28 38 - - -
2010 estimate based on 1996 14 19 20 15 20 10 10 19 18 18 27 16
2010 estimate based on 1995 - 9 16 15 20 10 4 22 30 - - -


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