Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Only very few hypersensitive people should reduce outdoor activities.
Today
2 Dec
Wed
3 Dec
Thu
4 Dec
Fri
5 Dec
Sat
6 Dec
Sun
7 Dec
Mon
8 Dec
城北区政府
5222
PM2.5
53
PM10
52
O3
0.4
CO
10
SO2
16
NO2
世纪职校
5327
PM2.5
56
PM10
39
O3
1.1
CO
12
SO2
24
NO2
师大城西校区
7639
PM2.5
102
PM10
14
O3
0.7
CO
16
SO2
56
NO2
|
2025/10
|
26
|
44
|
57
|
62
|
48
|
40
|
23
|
21
|
27
|
22
|
29
|
24
|
40
|
49
|
42
|
61
|
40
|
68
|
53
|
56
|
57
|
48
|
28
|
34
|
42
|
33
|
47
|
51
|
57
|
58
|
57
|
|
2025/09
|
46
|
21
|
41
|
48
|
33
|
63
|
61
|
38
|
54
|
54
|
50
|
34
|
54
|
81
|
88
|
109
|
34
|
30
|
40
|
40
|
34
|
39
|
36
|
52
|
36
|
48
|
39
|
40
|
45
|
44
|
|
|
2025/08
|
55
|
40
|
41
|
19
|
21
|
28
|
36
|
20
|
30
|
31
|
34
|
29
|
36
|
34
|
34
|
39
|
45
|
43
|
33
|
57
|
17
|
23
|
27
|
34
|
39
|
28
|
16
|
18
|
23
|
32
|
40
|
|
2025/07
|
33
|
34
|
38
|
22
|
29
|
34
|
44
|
42
|
43
|
44
|
42
|
38
|
38
|
41
|
56
|
27
|
23
|
36
|
35
|
21
|
30
|
37
|
46
|
35
|
28
|
33
|
41
|
32
|
33
|
37
|
84
|
|
2025/06
|
36
|
39
|
38
|
33
|
42
|
47
|
45
|
40
|
33
|
34
|
34
|
40
|
39
|
34
|
38
|
35
|
50
|
49
|
35
|
35
|
31
|
30
|
32
|
24
|
32
|
34
|
29
|
34
|
23
|
34
|
|
|
2025/05
|
43
|
81
|
188
|
76
|
67
|
122
|
124
|
57
|
45
|
36
|
46
|
47
|
56
|
33
|
41
|
43
|
68
|
38
|
47
|
46
|
48
|
54
|
50
|
32
|
32
|
47
|
40
|
44
|
76
|
63
|
71
|
|
2025/04
|
119
|
112
|
103
|
144
|
104
|
72
|
102
|
72
|
74
|
55
|
70
|
36
|
44
|
52
|
62
|
105
|
79
|
94
|
103
|
110
|
77
|
77
|
44
|
52
|
55
|
45
|
32
|
46
|
44
|
41
|
|
|
2025/03
|
76
|
57
|
66
|
66
|
56
|
74
|
73
|
56
|
56
|
59
|
207
|
144
|
100
|
49
|
59
|
49
|
49
|
47
|
55
|
61
|
61
|
69
|
58
|
55
|
46
|
367
|
106
|
60
|
75
|
124
|
91
|
|
2025/02
|
64
|
56
|
47
|
52
|
42
|
53
|
51
|
60
|
65
|
55
|
73
|
72
|
72
|
62
|
51
|
55
|
56
|
55
|
71
|
65
|
72
|
70
|
60
|
57
|
53
|
50
|
60
|
55
|
|||
|
2025/01
|
81
|
60
|
71
|
66
|
56
|
70
|
73
|
97
|
91
|
55
|
59
|
51
|
51
|
64
|
67
|
61
|
71
|
59
|
58
|
57
|
77
|
69
|
87
|
88
|
80
|
58
|
59
|
74
|
150
|
59
|
47
|
|
2024/12
|
61
|
58
|
79
|
63
|
72
|
88
|
66
|
70
|
82
|
66
|
92
|
62
|
62
|
101
|
103
|
61
|
71
|
78
|
86
|
103
|
111
|
132
|
129
|
117
|
115
|
104
|
58
|
81
|
85
|
90
|
64
|
|
2024/11
|
58
|
50
|
61
|
55
|
57
|
67
|
56
|
53
|
72
|
67
|
64
|
60
|
59
|
77
|
91
|
52
|
55
|
56
|
74
|
76
|
77
|
73
|
84
|
44
|
37
|
72
|
52
|
54
|
84
|
94
|
|
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1
|
2
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3
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4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
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25
|
26
|
27
|
28
|
29
|
30
|
31
|
*: primary pollution