Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
19
PM2.5
55
*
PM10
116
O3
0.4
CO
4
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
24 Mar
48
Excellent
Wed
25 Mar
50
Excellent
Thu
26 Mar
54
Good
Fri
27 Mar
49
Excellent
Sat
28 Mar
47
Excellent
Sun
29 Mar
49
Excellent
Mon
30 Mar
27
Excellent
Air quality in the last 12 months (Songpan)
|
2026/02
|
68
|
66
|
61
|
58
|
65
|
64
|
54
|
45
|
34
|
57
|
56
|
56
|
67
|
61
|
64
|
41
|
65
|
50
|
50
|
45
|
43
|
50
|
68
|
60
|
52
|
56
|
48
|
33
|
|||
|
2026/01
|
56
|
47
|
32
|
49
|
52
|
53
|
58
|
61
|
66
|
70
|
74
|
80
|
90
|
69
|
66
|
65
|
67
|
72
|
52
|
48
|
49
|
53
|
52
|
54
|
84
|
143
|
114
|
93
|
67
|
55
|
64
|
|
2025/12
|
70
|
66
|
52
|
51
|
58
|
59
|
64
|
61
|
64
|
61
|
69
|
61
|
61
|
63
|
65
|
80
|
82
|
82
|
90
|
56
|
50
|
49
|
56
|
56
|
56
|
55
|
66
|
73
|
64
|
66
|
54
|
|
2025/11
|
38
|
34
|
32
|
25
|
21
|
19
|
32
|
59
|
50
|
31
|
37
|
48
|
49
|
48
|
44
|
39
|
50
|
40
|
45
|
57
|
63
|
60
|
55
|
61
|
69
|
63
|
72
|
70
|
67
|
64
|
|
|
2025/10
|
20
|
25
|
23
|
20
|
25
|
17
|
19
|
21
|
23
|
20
|
14
|
22
|
27
|
31
|
31
|
37
|
26
|
32
|
29
|
22
|
19
|
17
|
18
|
15
|
22
|
33
|
36
|
37
|
35
|
37
|
45
|
|
2025/09
|
28
|
27
|
35
|
35
|
35
|
57
|
53
|
43
|
35
|
28
|
21
|
25
|
35
|
35
|
32
|
18
|
22
|
15
|
23
|
27
|
17
|
20
|
25
|
35
|
39
|
38
|
24
|
17
|
23
|
28
|
|
|
2025/08
|
34
|
33
|
36
|
33
|
29
|
30
|
23
|
27
|
19
|
18
|
30
|
37
|
28
|
32
|
32
|
28
|
26
|
23
|
22
|
19
|
20
|
18
|
20
|
28
|
24
|
26
|
27
|
18
|
17
|
25
|
28
|
|
2025/07
|
27
|
25
|
19
|
20
|
21
|
27
|
25
|
28
|
27
|
32
|
25
|
27
|
30
|
32
|
34
|
42
|
43
|
30
|
34
|
21
|
21
|
28
|
20
|
18
|
21
|
23
|
29
|
29
|
29
|
26
|
31
|
|
2025/06
|
31
|
31
|
38
|
35
|
39
|
48
|
43
|
39
|
34
|
32
|
33
|
40
|
40
|
44
|
43
|
42
|
47
|
27
|
27
|
36
|
35
|
24
|
26
|
20
|
27
|
32
|
35
|
39
|
32
|
22
|
|
|
2025/05
|
46
|
54
|
68
|
61
|
33
|
44
|
43
|
43
|
90
|
72
|
54
|
54
|
43
|
49
|
37
|
60
|
64
|
71
|
62
|
50
|
52
|
54
|
61
|
50
|
43
|
49
|
28
|
29
|
35
|
36
|
39
|
|
2025/04
|
55
|
66
|
66
|
64
|
63
|
48
|
47
|
59
|
63
|
58
|
41
|
143
|
120
|
68
|
67
|
69
|
57
|
84
|
77
|
57
|
60
|
66
|
53
|
39
|
38
|
28
|
32
|
45
|
34
|
43
|
|
|
2025/03
|
47
|
58
|
48
|
37
|
33
|
42
|
59
|
55
|
32
|
42
|
64
|
86
|
65
|
30
|
38
|
37
|
43
|
46
|
49
|
53
|
48
|
49
|
53
|
46
|
43
|
64
|
126
|
67
|
70
|
64
|
56
|
|
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