Air Quality
Excellent
No health implications.
14
PM2.5
21
PM10
26
O3
0.6
CO
8
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Sep
60
Good
Tue
9 Sep
54
Good
Wed
10 Sep
62
Good
Thu
11 Sep
55
Good
Fri
12 Sep
60
Good
Sat
13 Sep
70
Good
Sun
14 Sep
50
Excellent
Air quality in the last 12 months (Xichang)
|
2025/08
|
29
|
32
|
32
|
33
|
26
|
29
|
29
|
26
|
23
|
22
|
14
|
24
|
39
|
34
|
28
|
30
|
23
|
22
|
21
|
23
|
23
|
16
|
20
|
12
|
15
|
23
|
22
|
23
|
19
|
21
|
14
|
|
2025/07
|
21
|
17
|
13
|
13
|
16
|
15
|
18
|
23
|
16
|
19
|
19
|
17
|
23
|
25
|
28
|
34
|
34
|
36
|
26
|
22
|
15
|
16
|
17
|
16
|
17
|
21
|
25
|
21
|
27
|
25
|
17
|
|
2025/06
|
15
|
9
|
10
|
22
|
33
|
34
|
31
|
14
|
22
|
24
|
27
|
37
|
34
|
32
|
22
|
20
|
20
|
17
|
12
|
16
|
14
|
16
|
22
|
15
|
19
|
20
|
15
|
23
|
21
|
16
|
|
|
2025/05
|
28
|
35
|
33
|
25
|
20
|
16
|
21
|
23
|
23
|
19
|
33
|
37
|
31
|
23
|
26
|
19
|
16
|
19
|
28
|
23
|
27
|
35
|
29
|
20
|
29
|
25
|
18
|
11
|
20
|
15
|
15
|
|
2025/04
|
29
|
34
|
54
|
52
|
15
|
23
|
30
|
42
|
48
|
36
|
38
|
31
|
36
|
39
|
40
|
36
|
22
|
26
|
23
|
27
|
19
|
23
|
18
|
15
|
30
|
41
|
32
|
23
|
29
|
20
|
|
|
2025/03
|
38
|
34
|
23
|
33
|
28
|
13
|
31
|
40
|
48
|
46
|
42
|
45
|
63
|
54
|
19
|
16
|
13
|
16
|
40
|
49
|
57
|
69
|
38
|
31
|
24
|
31
|
35
|
63
|
52
|
46
|
33
|
|
2025/02
|
33
|
19
|
11
|
35
|
51
|
21
|
15
|
21
|
32
|
27
|
25
|
26
|
25
|
34
|
27
|
36
|
29
|
33
|
37
|
33
|
33
|
29
|
26
|
30
|
30
|
22
|
27
|
32
|
|||
|
2025/01
|
58
|
47
|
48
|
53
|
41
|
63
|
38
|
24
|
26
|
24
|
15
|
34
|
45
|
35
|
33
|
56
|
52
|
50
|
39
|
46
|
50
|
55
|
55
|
43
|
23
|
31
|
50
|
47
|
43
|
39
|
33
|
|
2024/12
|
37
|
38
|
37
|
38
|
34
|
38
|
36
|
35
|
27
|
28
|
30
|
48
|
26
|
25
|
32
|
55
|
64
|
40
|
52
|
57
|
39
|
41
|
40
|
42
|
42
|
42
|
57
|
49
|
62
|
39
|
41
|
|
2024/11
|
16
|
17
|
30
|
17
|
20
|
37
|
21
|
23
|
23
|
24
|
30
|
27
|
26
|
30
|
33
|
37
|
33
|
28
|
29
|
35
|
39
|
26
|
23
|
25
|
30
|
27
|
21
|
25
|
35
|
43
|
|
|
2024/10
|
6
|
16
|
21
|
31
|
23
|
15
|
9
|
18
|
17
|
12
|
21
|
30
|
18
|
29
|
22
|
24
|
18
|
27
|
32
|
29
|
24
|
22
|
31
|
30
|
39
|
19
|
9
|
24
|
40
|
34
|
36
|
|
2024/09
|
17
|
17
|
19
|
17
|
15
|
19
|
23
|
19
|
19
|
14
|
16
|
21
|
27
|
30
|
34
|
17
|
17
|
17
|
27
|
24
|
24
|
24
|
24
|
24
|
12
|
28
|
26
|
27
|
26
|
14
|
|
|
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