Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
21
PM2.5
39
PM10
164
O3
0.4
CO
5
SO2
5
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
6 Jul
116
Light
Mon
7 Jul
112
Light
Tue
8 Jul
111
Light
Wed
9 Jul
108
Light
Thu
10 Jul
75
Good
Fri
11 Jul
74
Good
Sat
12 Jul
50
Excellent
Gulou Air quality rank
Air quality in the last 12 months (Gulou)
|
2025/05
|
56
|
63
|
52
|
39
|
38
|
93
|
72
|
46
|
25
|
37
|
43
|
53
|
48
|
57
|
74
|
33
|
63
|
79
|
69
|
52
|
29
|
48
|
39
|
52
|
54
|
53
|
46
|
47
|
52
|
50
|
55
|
|
2025/04
|
46
|
61
|
33
|
61
|
79
|
66
|
66
|
66
|
83
|
79
|
77
|
225
|
105
|
84
|
50
|
59
|
69
|
69
|
80
|
54
|
58
|
62
|
63
|
74
|
67
|
56
|
46
|
58
|
58
|
60
|
|
|
2025/03
|
56
|
58
|
20
|
32
|
50
|
49
|
59
|
78
|
71
|
55
|
84
|
113
|
64
|
38
|
30
|
41
|
34
|
40
|
50
|
51
|
44
|
54
|
63
|
72
|
66
|
63
|
116
|
58
|
112
|
74
|
29
|
|
2025/02
|
35
|
60
|
81
|
73
|
50
|
40
|
61
|
32
|
39
|
52
|
54
|
100
|
65
|
69
|
96
|
92
|
68
|
50
|
61
|
51
|
44
|
63
|
74
|
66
|
84
|
107
|
91
|
67
|
|||
|
2025/01
|
76
|
82
|
88
|
78
|
96
|
81
|
47
|
61
|
36
|
46
|
60
|
64
|
76
|
96
|
68
|
58
|
65
|
77
|
101
|
104
|
121
|
132
|
71
|
50
|
28
|
64
|
52
|
43
|
65
|
54
|
70
|
|
2024/12
|
64
|
75
|
72
|
44
|
76
|
124
|
138
|
37
|
48
|
50
|
50
|
61
|
87
|
64
|
59
|
59
|
74
|
67
|
42
|
55
|
84
|
59
|
58
|
64
|
99
|
114
|
56
|
69
|
66
|
69
|
102
|
|
2024/11
|
25
|
54
|
55
|
62
|
46
|
41
|
28
|
25
|
43
|
37
|
53
|
52
|
63
|
58
|
83
|
45
|
31
|
32
|
29
|
31
|
51
|
75
|
33
|
34
|
31
|
39
|
67
|
62
|
44
|
58
|
|
|
2024/10
|
24
|
35
|
24
|
26
|
27
|
14
|
12
|
31
|
35
|
54
|
62
|
70
|
44
|
42
|
62
|
62
|
36
|
23
|
29
|
34
|
31
|
35
|
55
|
45
|
41
|
27
|
32
|
86
|
45
|
38
|
36
|
|
2024/09
|
42
|
41
|
27
|
31
|
31
|
41
|
41
|
44
|
23
|
30
|
12
|
18
|
30
|
32
|
25
|
18
|
16
|
21
|
23
|
13
|
25
|
28
|
28
|
34
|
40
|
42
|
35
|
31
|
41
|
41
|
|
|
2024/08
|
19
|
20
|
27
|
31
|
27
|
35
|
40
|
37
|
37
|
37
|
42
|
49
|
34
|
30
|
22
|
28
|
33
|
31
|
20
|
15
|
26
|
38
|
41
|
42
|
40
|
40
|
24
|
18
|
25
|
30
|
43
|
|
2024/07
|
9
|
15
|
27
|
19
|
21
|
21
|
24
|
22
|
24
|
27
|
47
|
14
|
13
|
14
|
22
|
41
|
24
|
23
|
26
|
22
|
19
|
25
|
34
|
24
|
24
|
22
|
13
|
14
|
19
|
31
|
25
|
|
2024/06
|
38
|
28
|
38
|
35
|
41
|
19
|
25
|
38
|
40
|
23
|
17
|
41
|
54
|
50
|
50
|
41
|
29
|
35
|
18
|
28
|
34
|
14
|
26
|
31
|
39
|
41
|
28
|
13
|
8
|
9
|
|
|
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
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution