Air Quality
Excellent
No health implications.
8
PM2.5
19
PM10
9
O3
0.6
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Sep
44
Excellent
Tue
9 Sep
48
Excellent
Wed
10 Sep
45
Excellent
Thu
11 Sep
43
Excellent
Fri
12 Sep
44
Excellent
Sat
13 Sep
47
Excellent
Sun
14 Sep
39
Excellent
Air quality in the last 12 months (Cangxi)
|
2025/08
|
37
|
37
|
38
|
41
|
39
|
32
|
23
|
27
|
19
|
15
|
15
|
24
|
29
|
33
|
29
|
18
|
20
|
24
|
29
|
32
|
27
|
18
|
16
|
19
|
17
|
24
|
26
|
17
|
9
|
14
|
19
|
|
2025/07
|
15
|
21
|
22
|
23
|
13
|
21
|
17
|
17
|
16
|
24
|
21
|
28
|
35
|
38
|
41
|
43
|
44
|
23
|
25
|
22
|
19
|
23
|
17
|
14
|
16
|
21
|
25
|
31
|
37
|
30
|
34
|
|
2025/06
|
17
|
25
|
37
|
41
|
40
|
47
|
30
|
26
|
29
|
33
|
34
|
46
|
47
|
37
|
45
|
43
|
45
|
19
|
28
|
41
|
25
|
18
|
21
|
22
|
13
|
21
|
30
|
31
|
30
|
9
|
|
|
2025/05
|
48
|
59
|
71
|
53
|
30
|
47
|
43
|
35
|
151
|
70
|
61
|
60
|
43
|
51
|
71
|
98
|
119
|
116
|
100
|
83
|
79
|
59
|
70
|
61
|
54
|
53
|
44
|
29
|
29
|
35
|
22
|
|
2025/04
|
50
|
53
|
56
|
56
|
55
|
47
|
58
|
60
|
60
|
57
|
47
|
473
|
170
|
111
|
96
|
78
|
67
|
68
|
88
|
51
|
53
|
89
|
73
|
44
|
48
|
36
|
36
|
47
|
39
|
33
|
|
|
2025/03
|
66
|
40
|
20
|
15
|
20
|
28
|
31
|
46
|
51
|
60
|
77
|
74
|
38
|
23
|
31
|
36
|
45
|
52
|
56
|
61
|
58
|
64
|
68
|
53
|
55
|
51
|
191
|
78
|
55
|
34
|
34
|
|
2025/02
|
47
|
44
|
35
|
53
|
40
|
35
|
32
|
34
|
50
|
60
|
60
|
60
|
51
|
43
|
51
|
60
|
53
|
51
|
58
|
54
|
47
|
53
|
40
|
35
|
33
|
51
|
63
|
63
|
|||
|
2025/01
|
96
|
91
|
124
|
81
|
59
|
78
|
62
|
50
|
64
|
61
|
45
|
62
|
73
|
69
|
57
|
55
|
75
|
63
|
96
|
107
|
113
|
131
|
140
|
70
|
30
|
72
|
68
|
74
|
179
|
108
|
54
|
|
2024/12
|
65
|
80
|
72
|
55
|
35
|
38
|
40
|
37
|
40
|
53
|
56
|
57
|
35
|
46
|
67
|
84
|
93
|
107
|
82
|
66
|
68
|
74
|
76
|
66
|
72
|
80
|
73
|
52
|
77
|
84
|
97
|
|
2024/11
|
21
|
21
|
33
|
30
|
29
|
41
|
51
|
59
|
32
|
34
|
30
|
26
|
26
|
32
|
35
|
20
|
11
|
9
|
13
|
25
|
29
|
42
|
36
|
25
|
14
|
36
|
41
|
50
|
59
|
66
|
|
|
2024/10
|
19
|
28
|
34
|
33
|
45
|
47
|
42
|
48
|
37
|
37
|
42
|
28
|
24
|
30
|
36
|
41
|
29
|
29
|
26
|
9
|
13
|
26
|
37
|
41
|
31
|
27
|
18
|
33
|
44
|
44
|
27
|
|
2024/09
|
41
|
50
|
44
|
37
|
25
|
36
|
34
|
38
|
28
|
18
|
23
|
29
|
35
|
29
|
37
|
33
|
39
|
40
|
44
|
34
|
15
|
23
|
32
|
48
|
49
|
62
|
79
|
67
|
35
|
10
|
|
|
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