Air Quality
Excellent
No health implications.
17
PM2.5
35
PM10
148
O3
0.6
CO
5
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Sep
72
Good
Mon
14 Sep
68
Good
Tue
15 Sep
59
Good
Wed
16 Sep
83
Good
Thu
17 Sep
87
Good
Fri
18 Sep
77
Good
Sat
19 Sep
50
Excellent
Air quality in the last 12 months (Gulou)
|
2026/08
|
28
|
36
|
56
|
55
|
40
|
33
|
28
|
30
|
20
|
16
|
17
|
18
|
17
|
23
|
22
|
27
|
45
|
57
|
37
|
24
|
24
|
24
|
21
|
20
|
24
|
34
|
33
|
25
|
28
|
24
|
28
|
|
2026/07
|
39
|
31
|
20
|
19
|
13
|
17
|
20
|
22
|
19
|
44
|
30
|
17
|
17
|
32
|
30
|
26
|
29
|
30
|
30
|
28
|
48
|
25
|
27
|
28
|
46
|
27
|
34
|
27
|
30
|
25
|
30
|
|
2026/06
|
73
|
96
|
64
|
72
|
58
|
44
|
53
|
36
|
57
|
76
|
72
|
68
|
41
|
37
|
29
|
30
|
43
|
64
|
31
|
23
|
36
|
27
|
23
|
21
|
35
|
59
|
68
|
81
|
50
|
28
|
|
|
2026/05
|
46
|
42
|
39
|
34
|
42
|
45
|
45
|
37
|
39
|
45
|
55
|
77
|
70
|
50
|
46
|
42
|
38
|
39
|
42
|
29
|
44
|
46
|
78
|
59
|
34
|
18
|
22
|
42
|
59
|
60
|
72
|
|
2026/04
|
99
|
71
|
46
|
58
|
85
|
73
|
54
|
44
|
31
|
54
|
61
|
29
|
28
|
43
|
47
|
40
|
54
|
50
|
51
|
49
|
60
|
20
|
31
|
42
|
65
|
52
|
59
|
33
|
30
|
44
|
|
|
2026/03
|
35
|
29
|
61
|
47
|
48
|
58
|
50
|
46
|
67
|
54
|
69
|
65
|
65
|
70
|
51
|
46
|
56
|
51
|
97
|
104
|
77
|
63
|
62
|
64
|
76
|
72
|
53
|
54
|
60
|
43
|
124
|
|
2026/02
|
52
|
66
|
93
|
78
|
84
|
70
|
40
|
49
|
35
|
50
|
81
|
91
|
80
|
67
|
72
|
38
|
58
|
67
|
59
|
55
|
35
|
134
|
88
|
24
|
50
|
25
|
17
|
40
|
|||
|
2026/01
|
25
|
57
|
55
|
99
|
123
|
109
|
49
|
78
|
71
|
96
|
63
|
64
|
70
|
72
|
82
|
113
|
122
|
64
|
19
|
38
|
49
|
43
|
64
|
85
|
91
|
19
|
58
|
60
|
55
|
27
|
28
|
|
2025/12
|
105
|
56
|
51
|
52
|
62
|
71
|
74
|
85
|
61
|
63
|
114
|
39
|
37
|
67
|
64
|
69
|
105
|
94
|
94
|
119
|
39
|
28
|
33
|
80
|
74
|
36
|
56
|
68
|
83
|
108
|
32
|
|
2025/11
|
111
|
65
|
34
|
47
|
46
|
46
|
25
|
17
|
42
|
68
|
33
|
45
|
71
|
121
|
82
|
70
|
44
|
42
|
50
|
52
|
65
|
94
|
105
|
106
|
89
|
77
|
322
|
137
|
89
|
82
|
|
|
2025/10
|
31
|
35
|
16
|
26
|
56
|
51
|
47
|
34
|
31
|
38
|
72
|
59
|
22
|
15
|
36
|
25
|
34
|
16
|
22
|
25
|
21
|
26
|
26
|
40
|
38
|
48
|
60
|
38
|
34
|
24
|
35
|
|
2025/09
|
29
|
25
|
31
|
44
|
47
|
47
|
47
|
38
|
22
|
32
|
42
|
32
|
20
|
33
|
19
|
36
|
30
|
23
|
32
|
19
|
33
|
28
|
37
|
16
|
11
|
17
|
38
|
36
|
35
|
29
|
|
|
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