No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Everyone can continue their outdoor activities normally.
Today
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Thu
8 May
城北区政府
5533
PM2.5
59 *
PM10
15
O3
0.9
CO
13
SO2
29
NO2
世纪职校
3723
PM2.5
37
PM10
25
O3
0.6
CO
14
SO2
24
NO2
师大城西校区
4330
PM2.5
41
PM10
16
O3
0.6
CO
10
SO2
34
NO2
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
|
|
2024/10
|
27
|
38
|
48
|
48
|
46
|
46
|
52
|
52
|
39
|
41
|
47
|
38
|
43
|
51
|
54
|
29
|
37
|
45
|
46
|
48
|
57
|
39
|
53
|
56
|
55
|
39
|
42
|
46
|
63
|
63
|
45
|
2024/09
|
41
|
40
|
38
|
17
|
17
|
22
|
25
|
46
|
19
|
26
|
27
|
30
|
17
|
29
|
41
|
23
|
28
|
36
|
42
|
21
|
26
|
39
|
33
|
46
|
47
|
38
|
63
|
55
|
25
|
19
|
|
2024/08
|
41
|
25
|
28
|
29
|
38
|
33
|
33
|
36
|
38
|
23
|
35
|
38
|
43
|
20
|
24
|
28
|
31
|
31
|
36
|
41
|
45
|
49
|
44
|
34
|
28
|
36
|
47
|
48
|
28
|
46
|
37
|
2024/07
|
22
|
29
|
27
|
35
|
42
|
52
|
52
|
40
|
49
|
50
|
46
|
45
|
43
|
29
|
45
|
42
|
34
|
35
|
29
|
42
|
168
|
49
|
44
|
63
|
52
|
58
|
48
|
27
|
24
|
33
|
31
|
2024/06
|
49
|
41
|
34
|
32
|
38
|
27
|
40
|
31
|
36
|
38
|
36
|
38
|
33
|
33
|
39
|
24
|
34
|
24
|
48
|
33
|
30
|
32
|
34
|
37
|
44
|
38
|
46
|
32
|
33
|
27
|
|
2024/05
|
43
|
37
|
42
|
36
|
56
|
61
|
59
|
55
|
51
|
48
|
26
|
37
|
42
|
45
|
168
|
78
|
73
|
60
|
65
|
43
|
53
|
55
|
65
|
119
|
42
|
44
|
44
|
34
|
19
|
30
|
41
|
2024/04
|
68
|
74
|
56
|
56
|
38
|
34
|
44
|
52
|
47
|
40
|
47
|
49
|
54
|
123
|
240
|
102
|
63
|
45
|
46
|
30
|
47
|
32
|
35
|
36
|
35
|
54
|
58
|
299
|
61
|
34
|
|
2024/03
|
65
|
69
|
67
|
83
|
63
|
69
|
77
|
87
|
74
|
57
|
47
|
57
|
58
|
60
|
113
|
190
|
75
|
88
|
59
|
56
|
55
|
68
|
80
|
39
|
45
|
45
|
55
|
42
|
42
|
141
|
83
|
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