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
7 Jan
Thu
8 Jan
Fri
9 Jan
Sat
10 Jan
Sun
11 Jan
Mon
12 Jan
Tue
13 Jan
城北区政府
5942 *
PM2.5
55
PM10
34
O3
1.3
CO
18
SO2
24
NO2
海晏路105号
6950 *
PM2.5
62
PM10
21
O3
1.3
CO
2
SO2
33
NO2
|
2025/11
|
62
|
55
|
57
|
67
|
67
|
35
|
45
|
82
|
81
|
58
|
65
|
58
|
62
|
56
|
63
|
66
|
50
|
52
|
66
|
55
|
66
|
70
|
67
|
63
|
55
|
62
|
40
|
50
|
54
|
58
|
|
|
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
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
*: primary pollution