Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Oct
Fri
23 Oct
Sat
24 Oct
Sun
25 Oct
Mon
26 Oct
Tue
27 Oct
Wed
28 Oct
Real-time AQI (Monitoring Station in Liangshan Prefecture)
西昌市政府
2517
PM2.5
19
PM10
69
O3
0.7
CO
12
SO2
8
NO2
凉山州政府
2516
PM2.5
25
PM10
67
O3
0.7
CO
7
SO2
7
NO2
Air quality in the last 12 months (Liangshan Prefecture)
|
2026/08
|
18
|
17
|
19
|
26
|
29
|
29
|
23
|
22
|
27
|
27
|
26
|
25
|
28
|
29
|
34
|
32
|
34
|
18
|
19
|
29
|
27
|
34
|
29
|
28
|
28
|
26
|
26
|
22
|
23
|
27
|
26
|
|
2026/07
|
27
|
24
|
28
|
25
|
24
|
31
|
27
|
30
|
30
|
30
|
27
|
36
|
26
|
27
|
32
|
33
|
25
|
25
|
27
|
32
|
34
|
36
|
39
|
37
|
36
|
35
|
31
|
23
|
32
|
16
|
15
|
|
2026/06
|
23
|
31
|
28
|
27
|
30
|
33
|
33
|
25
|
26
|
28
|
28
|
28
|
20
|
26
|
25
|
26
|
27
|
19
|
31
|
29
|
21
|
22
|
18
|
23
|
17
|
17
|
24
|
20
|
22
|
29
|
|
|
2026/05
|
30
|
23
|
23
|
22
|
28
|
33
|
33
|
34
|
21
|
22
|
31
|
26
|
30
|
29
|
26
|
30
|
31
|
23
|
26
|
33
|
34
|
38
|
30
|
29
|
31
|
32
|
30
|
30
|
20
|
23
|
23
|
|
2026/04
|
24
|
29
|
28
|
26
|
35
|
34
|
26
|
31
|
32
|
34
|
34
|
34
|
35
|
33
|
36
|
32
|
28
|
30
|
36
|
36
|
32
|
26
|
25
|
28
|
30
|
41
|
31
|
23
|
23
|
28
|
|
|
2026/03
|
42
|
29
|
18
|
24
|
34
|
49
|
66
|
29
|
18
|
21
|
25
|
45
|
42
|
32
|
17
|
27
|
31
|
29
|
32
|
29
|
29
|
31
|
28
|
27
|
28
|
31
|
30
|
29
|
34
|
27
|
22
|
|
2026/02
|
39
|
31
|
35
|
31
|
27
|
33
|
38
|
25
|
34
|
32
|
36
|
38
|
37
|
30
|
30
|
43
|
69
|
48
|
32
|
40
|
41
|
43
|
37
|
45
|
40
|
56
|
50
|
39
|
|||
|
2026/01
|
51
|
37
|
32
|
35
|
36
|
28
|
36
|
34
|
103
|
68
|
49
|
45
|
52
|
50
|
45
|
49
|
60
|
74
|
67
|
92
|
84
|
46
|
55
|
52
|
50
|
59
|
81
|
91
|
40
|
39
|
32
|
|
2025/12
|
62
|
57
|
35
|
42
|
31
|
43
|
37
|
44
|
46
|
45
|
54
|
47
|
39
|
47
|
50
|
53
|
40
|
58
|
62
|
57
|
48
|
49
|
47
|
52
|
32
|
66
|
84
|
83
|
97
|
60
|
58
|
|
2025/11
|
13
|
14
|
19
|
43
|
27
|
22
|
20
|
21
|
19
|
20
|
21
|
23
|
22
|
44
|
32
|
31
|
31
|
30
|
21
|
46
|
35
|
53
|
38
|
47
|
41
|
42
|
33
|
46
|
53
|
64
|
|
|
2025/10
|
15
|
15
|
20
|
23
|
19
|
20
|
20
|
15
|
16
|
20
|
21
|
23
|
21
|
27
|
28
|
29
|
18
|
17
|
21
|
13
|
11
|
18
|
23
|
25
|
23
|
18
|
19
|
29
|
31
|
18
|
26
|
|
2025/09
|
24
|
23
|
24
|
21
|
21
|
17
|
20
|
20
|
20
|
27
|
25
|
17
|
19
|
31
|
31
|
23
|
19
|
19
|
15
|
13
|
19
|
17
|
15
|
16
|
27
|
27
|
28
|
20
|
21
|
24
|
|
|
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
*: primary pollution