Air Quality
Excellent
No health implications.
12
PM2.5
24
PM10
32
O3
0.4
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jul
47
Excellent
Fri
24 Jul
78
Good
Sat
25 Jul
88
Good
Sun
26 Jul
94
Good
Mon
27 Jul
104
Light
Tue
28 Jul
108
Light
Wed
29 Jul
19
Excellent
Air quality in the last 12 months (Gulou)
|
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
|
|
|
2025/08
|
11
|
10
|
17
|
23
|
36
|
30
|
24
|
23
|
30
|
14
|
11
|
21
|
47
|
28
|
26
|
30
|
35
|
34
|
32
|
34
|
37
|
27
|
25
|
27
|
25
|
20
|
39
|
33
|
32
|
25
|
16
|
|
2025/07
|
27
|
31
|
38
|
40
|
40
|
42
|
30
|
19
|
18
|
43
|
34
|
26
|
33
|
30
|
35
|
41
|
23
|
29
|
25
|
19
|
16
|
15
|
18
|
21
|
28
|
19
|
20
|
17
|
26
|
15
|
11
|
|
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