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
9 Jul
Thu
10 Jul
Fri
11 Jul
Sat
12 Jul
Sun
13 Jul
Mon
14 Jul
Tue
15 Jul
Liangshan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Liangshan Prefecture)
西昌市政府
288
PM2.5
16
PM10
87
O3
0.8
CO
13
SO2
8
NO2
凯乐南路30号
273
PM2.5
10
PM10
86
O3
0.6
CO
9
SO2
4
NO2
Air quality in the last 12 months (Liangshan Prefecture)
|
2025/06
|
16
|
11
|
11
|
24
|
32
|
34
|
31
|
15
|
22
|
24
|
28
|
35
|
34
|
33
|
21
|
19
|
20
|
17
|
12
|
14
|
12
|
17
|
21
|
17
|
16
|
20
|
16
|
23
|
21
|
16
|
|
|
2025/05
|
30
|
35
|
33
|
25
|
21
|
16
|
22
|
24
|
24
|
19
|
32
|
36
|
32
|
23
|
26
|
18
|
17
|
21
|
28
|
23
|
27
|
33
|
33
|
21
|
26
|
26
|
17
|
10
|
17
|
15
|
15
|
|
2025/04
|
26
|
36
|
51
|
51
|
16
|
26
|
30
|
43
|
45
|
37
|
39
|
30
|
35
|
35
|
39
|
34
|
21
|
25
|
24
|
25
|
21
|
24
|
19
|
14
|
27
|
43
|
33
|
22
|
30
|
19
|
|
|
2025/03
|
39
|
36
|
25
|
34
|
28
|
12
|
29
|
36
|
48
|
45
|
41
|
44
|
56
|
50
|
20
|
12
|
12
|
13
|
32
|
41
|
51
|
61
|
35
|
29
|
24
|
30
|
33
|
61
|
52
|
46
|
34
|
|
2025/02
|
31
|
20
|
11
|
31
|
47
|
21
|
16
|
21
|
30
|
28
|
30
|
28
|
29
|
37
|
28
|
35
|
30
|
34
|
38
|
32
|
34
|
30
|
28
|
30
|
29
|
24
|
28
|
32
|
|||
|
2025/01
|
57
|
46
|
47
|
50
|
40
|
58
|
37
|
24
|
25
|
22
|
15
|
32
|
42
|
35
|
31
|
51
|
46
|
46
|
40
|
46
|
48
|
51
|
50
|
41
|
23
|
31
|
49
|
46
|
39
|
34
|
30
|
|
2024/12
|
37
|
38
|
37
|
40
|
34
|
36
|
35
|
36
|
27
|
29
|
31
|
47
|
27
|
24
|
31
|
52
|
58
|
38
|
49
|
49
|
37
|
39
|
39
|
41
|
41
|
43
|
55
|
47
|
60
|
42
|
44
|
|
2024/11
|
17
|
16
|
26
|
18
|
17
|
35
|
20
|
20
|
22
|
22
|
27
|
26
|
24
|
30
|
33
|
36
|
32
|
27
|
27
|
33
|
35
|
22
|
21
|
22
|
28
|
24
|
20
|
24
|
31
|
40
|
|
|
2024/10
|
7
|
15
|
18
|
28
|
23
|
14
|
10
|
16
|
16
|
11
|
19
|
27
|
18
|
29
|
21
|
23
|
19
|
25
|
32
|
27
|
24
|
22
|
30
|
27
|
35
|
18
|
9
|
22
|
37
|
32
|
34
|
|
2024/09
|
19
|
16
|
20
|
18
|
16
|
19
|
23
|
19
|
19
|
14
|
16
|
21
|
26
|
29
|
32
|
17
|
17
|
16
|
26
|
25
|
24
|
22
|
25
|
23
|
13
|
28
|
24
|
24
|
26
|
15
|
|
|
2024/08
|
23
|
31
|
36
|
29
|
22
|
18
|
16
|
18
|
20
|
19
|
45
|
24
|
27
|
31
|
35
|
25
|
22
|
22
|
29
|
26
|
33
|
36
|
36
|
39
|
42
|
40
|
39
|
40
|
35
|
39
|
25
|
|
2024/07
|
18
|
18
|
19
|
11
|
12
|
16
|
17
|
19
|
20
|
26
|
13
|
16
|
25
|
18
|
19
|
14
|
18
|
22
|
21
|
21
|
16
|
16
|
15
|
20
|
20
|
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
*: primary pollution