Air Quality
Excellent
No health implications.
12
PM2.5
22
PM10
49
O3
0.6
CO
7
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
74
Good
Fri
25 Apr
72
Good
Sat
26 Apr
63
Good
Sun
27 Apr
71
Good
Mon
28 Apr
74
Good
Tue
29 Apr
22
Excellent
Wed
30 Apr
26
Excellent
Air quality in the last 12 months (Xichang)
|
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
|
|
2024/06
|
31
|
32
|
15
|
14
|
20
|
24
|
14
|
13
|
10
|
19
|
18
|
24
|
31
|
19
|
24
|
33
|
15
|
18
|
14
|
19
|
31
|
15
|
20
|
12
|
22
|
36
|
20
|
17
|
14
|
18
|
|
|
2024/05
|
19
|
30
|
31
|
14
|
30
|
44
|
40
|
29
|
25
|
25
|
14
|
12
|
24
|
31
|
15
|
28
|
24
|
15
|
22
|
22
|
24
|
26
|
23
|
28
|
28
|
15
|
18
|
28
|
19
|
8
|
20
|
|
2024/04
|
19
|
25
|
35
|
35
|
30
|
37
|
35
|
27
|
33
|
32
|
27
|
35
|
35
|
42
|
47
|
49
|
52
|
36
|
34
|
24
|
16
|
35
|
12
|
29
|
27
|
27
|
26
|
39
|
25
|
23
|
|
|
2024/03
|
26
|
31
|
31
|
30
|
23
|
22
|
26
|
22
|
35
|
32
|
21
|
49
|
44
|
32
|
33
|
44
|
47
|
33
|
50
|
62
|
53
|
25
|
17
|
25
|
30
|
33
|
29
|
17
|
25
|
36
|
29
|
|
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