Air Quality
Excellent
No health implications.
19
PM2.5
25
PM10
61
O3
0.5
CO
8
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
92
Good
Fri
18 Jul
81
Good
Sat
19 Jul
76
Good
Sun
20 Jul
77
Good
Mon
21 Jul
73
Good
Tue
22 Jul
81
Good
Wed
23 Jul
15
Excellent
Air quality in the last 12 months (Xichang)
|
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
|
|
|
2024/08
|
23
|
31
|
36
|
30
|
24
|
19
|
17
|
18
|
21
|
18
|
50
|
25
|
28
|
32
|
36
|
26
|
21
|
22
|
31
|
26
|
35
|
36
|
38
|
41
|
45
|
38
|
38
|
39
|
35
|
38
|
23
|
|
2024/07
|
18
|
19
|
20
|
11
|
12
|
18
|
18
|
20
|
21
|
26
|
13
|
17
|
22
|
18
|
18
|
14
|
17
|
22
|
21
|
21
|
14
|
16
|
16
|
20
|
21
|
24
|
26
|
18
|
17
|
11
|
15
|
|
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