Air Quality
Excellent
No health implications.
19
PM2.5
27
PM10
15
O3
1.1
CO
11
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Sep
61
Good
Sat
13 Sep
63
Good
Sun
14 Sep
66
Good
Mon
15 Sep
63
Good
Tue
16 Sep
62
Good
Wed
17 Sep
67
Good
Thu
18 Sep
20
Excellent
Xichang Air quality rank
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