East Anglia |
Norwich Lakenfields AURN |
µg/m³ |
69 |
68.1 |
66.9 |
65.8 |
64.6 |
62.6 |
59.8 |
58.6 |
59.8 |
61.9 |
64.5 |
66.9 |
70.1 |
74.2 |
79 |
82.6 |
82.6 |
81.9 |
81 |
78.8 |
74.9 |
69.3 |
65.3 |
59.2 |
East Anglia |
Weybourne AURN |
µg/m³ |
92.1 |
91.8 |
91.8 |
91.4 |
91 |
90.1 |
90.1 |
89.7 |
89.5 |
89.7 |
89.3 |
89.4 |
89.6 |
90 |
90.3 |
90.8 |
91.3 |
91.8 |
92.6 |
93.3 |
93.8 |
94.5 |
94.6 |
93.2 |
Midlands |
Leicester University AURN |
µg/m³ |
53.6 |
53 |
52.9 |
53.6 |
53.7 |
53.2 |
52.7 |
51.8 |
53.1 |
55.9 |
60.3 |
65 |
72.1 |
79.9 |
85.7 |
90.5 |
92.2 |
93.2 |
93.2 |
92.1 |
90 |
87.4 |
84.1 |
79.5 |
Midlands |
Stoke-on-Trent Centre AURN |
µg/m³ |
55.5 |
57.8 |
59.3 |
61.8 |
60.9 |
59.5 |
58.9 |
59.3 |
60.6 |
62.6 |
65 |
67.2 |
70.7 |
75.7 |
79.3 |
80.8 |
79.8 |
78.3 |
77.2 |
75.5 |
75.3 |
74.9 |
73.6 |
73.1 |
NE England |
Bradford Apperley Bridge Marina Zephyr |
µg/m³ |
48.8 |
40.9 |
32.7 |
24.9 |
16.9 |
10.7 |
6.2 |
7.7 |
14.2 |
21.7 |
29.9 |
39 |
48.2 |
58.7 |
69.1 |
75.4 |
75.1 |
72.3 |
68.2 |
63.8 |
57.8 |
49 |
39.1 |
28.9 |
NE England |
Bradford Cavendish Prim Sch Hall Rd Zephyr |
µg/m³ |
68.7 |
67.8 |
66.8 |
65.8 |
64.7 |
63.8 |
62.6 |
61.8 |
62.7 |
64.3 |
66.2 |
69.2 |
71.8 |
74.8 |
77.8 |
80.6 |
80.8 |
77.6 |
73.7 |
69.9 |
66.3 |
60.7 |
55.3 |
50.3 |
NE England |
Bradford East Bowling Flockton Grove Zephyr |
µg/m³ |
53 |
50.5 |
44.3 |
38.4 |
32.8 |
26.7 |
21.8 |
18.9 |
20.5 |
22.5 |
27.3 |
34.5 |
41.1 |
50.7 |
60 |
67.5 |
69.9 |
69.1 |
68.1 |
65.9 |
63 |
57.7 |
50.5 |
41.5 |
NE England |
Bradford Girlington St Leonards Road Zephyr |
µg/m³ |
59.3 |
59 |
58.8 |
59.4 |
58.6 |
57.7 |
56.4 |
54.3 |
55.2 |
56.4 |
58.3 |
59.7 |
62.8 |
66.4 |
69.9 |
72.9 |
74.2 |
72 |
67.5 |
64.5 |
59.4 |
53.9 |
45.8 |
41 |
NE England |
Bradford Gt Horton All Saints Prim Sch Zephyr |
µg/m³ |
56.2 |
53 |
49.9 |
46.1 |
40.3 |
34.6 |
32.2 |
30.7 |
32.4 |
36 |
39.9 |
45.9 |
53 |
62.1 |
66.6 |
71.5 |
71.1 |
67.8 |
64.2 |
60.3 |
55.1 |
49.3 |
42.3 |
33.8 |
NE England |
Bradford Horton Aberdeen Place Zephyr |
µg/m³ |
58.4 |
57.5 |
55.2 |
54.1 |
52.8 |
51.4 |
49.4 |
49.9 |
52.2 |
55.2 |
59.4 |
64 |
68.7 |
73.4 |
78.2 |
82.4 |
82.1 |
78.9 |
74.2 |
69.1 |
64.2 |
58.5 |
52 |
44.4 |
NE England |
Bradford Ilkley Grove Road Zephyr |
µg/m³ |
60.8 |
57.4 |
52.9 |
47.7 |
42 |
36.8 |
34.9 |
33.5 |
34.7 |
37.3 |
43.1 |
50 |
58.5 |
66.6 |
70.5 |
73.3 |
74.8 |
75.2 |
72.1 |
68.1 |
62.4 |
55.5 |
48.7 |
41.9 |
NE England |
Bradford Keighley Zephyr |
µg/m³ |
42.8 |
41.6 |
39.8 |
38.1 |
34.6 |
28.8 |
23.5 |
20.2 |
21.7 |
23.7 |
26.8 |
31.1 |
37.4 |
44.7 |
51.5 |
55.4 |
56.2 |
53.9 |
50.7 |
46.2 |
40.6 |
35.2 |
30.1 |
27.7 |
NE England |
Bradford Low Moor First Street Zephyr |
µg/m³ |
41 |
37.5 |
34.1 |
32.9 |
30.7 |
29.1 |
27.2 |
26.6 |
28.8 |
33.6 |
38.6 |
42.7 |
47.8 |
53.5 |
59.1 |
63.6 |
65.3 |
63.6 |
61.3 |
58.3 |
53.7 |
46.5 |
40.7 |
34.1 |
NE England |
Bradford Saltaire Titus Street Zephyr |
µg/m³ |
53.4 |
49.5 |
45.5 |
41.1 |
37.2 |
33.1 |
28.2 |
26.5 |
28.5 |
32.7 |
37.1 |
42.7 |
48.2 |
55 |
63.4 |
68.6 |
69.3 |
67.5 |
63.9 |
59.1 |
55 |
48.6 |
39.8 |
31.8 |
NE England |
Bradford Silsden Hothfield Street Zephyr |
µg/m³ |
46.3 |
42.7 |
38.6 |
34 |
29.3 |
23.3 |
18.4 |
15 |
17 |
21.1 |
26.7 |
32.7 |
39.1 |
46.8 |
54.7 |
60.4 |
60.9 |
59.9 |
57.2 |
53.7 |
50.1 |
45.2 |
41.3 |
38.3 |
NE England |
Hull Freetown AURN |
µg/m³ |
75.4 |
73.2 |
70.7 |
68.4 |
66.9 |
65.5 |
64 |
62.6 |
63.9 |
65.6 |
67.9 |
70.3 |
72.7 |
76 |
79.4 |
82.7 |
83.6 |
84.1 |
84 |
83.5 |
82.6 |
80.9 |
76.7 |
70.9 |
NE England |
Newcastle Centre AURN |
µg/m³ |
76.8 |
74.9 |
72.7 |
71.8 |
70.2 |
67 |
64.5 |
63.6 |
63.7 |
66.3 |
68.1 |
69.6 |
72.7 |
78.4 |
84.1 |
87.4 |
89.1 |
89.1 |
89.6 |
88.7 |
86.6 |
82.3 |
72.5 |
62.5 |
NE England |
Sunderland Silksworth AURN CLOSED |
µg/m³ |
86.9 |
82.9 |
78.5 |
74.2 |
71.6 |
67.4 |
62.6 |
61.9 |
64.3 |
67.6 |
71.7 |
75.4 |
78.2 |
82.5 |
86.8 |
90.5 |
91.4 |
90.9 |
89.9 |
87.3 |
81.4 |
76.4 |
70.8 |
64.2 |
NIRE |
Belfast Centre AURN |
µg/m³ |
52.6 |
54.5 |
56.3 |
57.6 |
58.6 |
59.6 |
59 |
59.8 |
62.2 |
62.2 |
62.4 |
62.9 |
63.6 |
66.1 |
68.9 |
70.5 |
70.8 |
71.8 |
72 |
71.6 |
70.3 |
68.6 |
67.6 |
64.7 |
NW England |
Liverpool Speke AURN |
µg/m³ |
61.8 |
59.4 |
57.3 |
56.9 |
55.7 |
53.1 |
52.8 |
55.4 |
57.4 |
59.2 |
62.1 |
63.9 |
67.5 |
73.3 |
77.6 |
80.6 |
83.2 |
84.5 |
83.6 |
82.1 |
80.5 |
77.6 |
74.4 |
70.6 |
NW England |
Nottingham Kenmore Gardens AURN |
µg/m³ |
68 |
68 |
68 |
70 |
71 |
71 |
69 |
69 |
71 |
73 |
75 |
78 |
81 |
83 |
86 |
87 |
88 |
88 |
88 |
87 |
85 |
84 |
81 |
79 |
NW England |
Preston AURN |
µg/m³ |
62.3 |
59.9 |
55.5 |
54.6 |
51.7 |
47 |
44 |
44 |
46.4 |
50.8 |
57.9 |
62.7 |
68 |
74.3 |
79.2 |
81.8 |
82.5 |
82.5 |
82.2 |
81.6 |
79.9 |
77.1 |
75.5 |
72.7 |
NW England |
Wirral Tranmere AURN |
µg/m³ |
74.2 |
73.2 |
72 |
72.5 |
73.3 |
72 |
71 |
72.6 |
73.9 |
74.9 |
76.1 |
77.1 |
78.9 |
82 |
85.7 |
86.5 |
86.5 |
86.5 |
85.3 |
84 |
82.2 |
80.4 |
78.4 |
76.5 |
SE England |
Canterbury AURN |
µg/m³ |
58.1 |
51.3 |
44.7 |
37.6 |
29.8 |
23.2 |
19.3 |
22.3 |
27.3 |
35.1 |
43.8 |
53.5 |
64.2 |
75.2 |
84.2 |
87.5 |
89.2 |
90.2 |
90.6 |
90.8 |
89.1 |
87.7 |
85.4 |
82.7 |
SE England |
Portsmouth AURN |
µg/m³ |
49.7 |
45.7 |
41 |
36.2 |
33.1 |
30.7 |
28.8 |
26.4 |
27.6 |
28.5 |
32.4 |
38.4 |
44.9 |
51.9 |
59.3 |
65.6 |
71.1 |
74.4 |
75.5 |
75 |
74.3 |
72.5 |
71.5 |
70.9 |
SE England |
Reading New Town AURN |
µg/m³ |
25.9 |
22.9 |
21.7 |
21 |
19.4 |
18 |
17.6 |
18.6 |
23 |
28.3 |
33.9 |
40.2 |
48.6 |
56.1 |
62.1 |
66.8 |
69.8 |
71.7 |
72.6 |
72.4 |
70.3 |
65.6 |
63.4 |
61.7 |
SE England |
Rochester Stoke AURN |
µg/m³ |
59.1 |
56.8 |
53.9 |
52.2 |
49.7 |
48.7 |
49.2 |
51.4 |
54.4 |
58 |
62.2 |
66.8 |
72.9 |
77.6 |
81.9 |
84.8 |
87.6 |
89.2 |
89.5 |
89.5 |
89.7 |
89.6 |
88.7 |
87.9 |
SE England |
Southampton Centre AURN |
µg/m³ |
38.1 |
35 |
32.8 |
29.1 |
24.7 |
21.2 |
19.3 |
18.3 |
19.6 |
22 |
26.1 |
31.9 |
38.4 |
43.4 |
47.9 |
50.9 |
52.2 |
52.9 |
52.9 |
51 |
48.9 |
49.2 |
50.6 |
52.8 |
SE England |
Thurrock AURN |
µg/m³ |
45.5 |
42.8 |
40 |
38.5 |
34.4 |
30.1 |
29.2 |
32.8 |
38.1 |
45 |
49.2 |
54 |
60.7 |
69.3 |
75.5 |
79.2 |
81.3 |
83.2 |
86 |
85.8 |
86.3 |
86.2 |
85.2 |
85.1 |
SW England |
Bristol St Paul's AURN |
µg/m³ |
54.1 |
51.2 |
47.8 |
45.6 |
42.5 |
41.3 |
43 |
42.8 |
43.6 |
45 |
48.5 |
53.3 |
58.3 |
62.5 |
66.4 |
70 |
73 |
75.8 |
76.8 |
75.1 |
74.1 |
72.6 |
72.8 |
72.5 |
SW England |
South Glos Coldharbour Lane A4174 |
µg/m³ |
44.8 |
40.2 |
38.3 |
36.1 |
34.7 |
34.4 |
32.8 |
31.8 |
33.9 |
37.1 |
40.2 |
44.1 |
49.9 |
57.2 |
63.8 |
68.8 |
72.4 |
75.3 |
76.7 |
75.2 |
73.3 |
71.2 |
69.7 |
68.6 |