Air Quality
Excellent
No health implications.
3
PM2.5
5
PM10
31
O3
0.7
CO
3
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
28
Excellent
Thu
19 Mar
27
Excellent
Fri
20 Mar
29
Excellent
Sat
21 Mar
27
Excellent
Sun
22 Mar
33
Excellent
Mon
23 Mar
32
Excellent
Tue
24 Mar
48
Excellent
Air quality in the last 12 months (Weng'an)
|
2026/02
|
39
|
46
|
58
|
54
|
43
|
45
|
44
|
48
|
35
|
28
|
42
|
48
|
61
|
56
|
39
|
46
|
57
|
45
|
44
|
55
|
56
|
52
|
32
|
31
|
37
|
32
|
13
|
14
|
|||
|
2026/01
|
20
|
38
|
25
|
29
|
38
|
49
|
68
|
65
|
82
|
107
|
92
|
67
|
79
|
118
|
118
|
119
|
131
|
80
|
52
|
18
|
32
|
47
|
61
|
71
|
41
|
26
|
37
|
51
|
43
|
16
|
30
|
|
2025/12
|
108
|
91
|
71
|
66
|
71
|
80
|
57
|
61
|
61
|
54
|
69
|
76
|
39
|
48
|
55
|
67
|
68
|
71
|
49
|
49
|
57
|
51
|
29
|
36
|
48
|
54
|
70
|
80
|
72
|
62
|
41
|
|
2025/11
|
23
|
21
|
13
|
16
|
22
|
12
|
16
|
10
|
8
|
11
|
17
|
25
|
34
|
36
|
44
|
48
|
37
|
17
|
23
|
30
|
36
|
42
|
52
|
48
|
46
|
52
|
59
|
63
|
54
|
71
|
|
|
2025/10
|
11
|
13
|
17
|
16
|
17
|
22
|
19
|
20
|
20
|
20
|
22
|
28
|
29
|
31
|
18
|
12
|
16
|
15
|
9
|
10
|
11
|
17
|
29
|
35
|
36
|
29
|
22
|
32
|
41
|
29
|
26
|
|
2025/09
|
24
|
21
|
19
|
20
|
23
|
28
|
32
|
27
|
20
|
13
|
16
|
16
|
18
|
17
|
19
|
16
|
17
|
21
|
26
|
30
|
25
|
25
|
18
|
13
|
8
|
12
|
18
|
23
|
24
|
23
|
|
|
2025/08
|
23
|
23
|
24
|
27
|
26
|
18
|
18
|
14
|
18
|
21
|
17
|
22
|
28
|
19
|
15
|
12
|
17
|
18
|
15
|
16
|
14
|
13
|
17
|
18
|
18
|
17
|
18
|
17
|
26
|
29
|
26
|
|
2025/07
|
14
|
13
|
14
|
17
|
19
|
26
|
25
|
27
|
22
|
19
|
20
|
25
|
23
|
23
|
18
|
20
|
20
|
25
|
26
|
24
|
15
|
13
|
13
|
14
|
15
|
17
|
20
|
23
|
24
|
21
|
21
|
|
2025/06
|
20
|
16
|
22
|
25
|
30
|
31
|
36
|
42
|
36
|
26
|
28
|
30
|
29
|
20
|
27
|
29
|
21
|
19
|
15
|
16
|
21
|
17
|
16
|
13
|
15
|
17
|
16
|
14
|
16
|
15
|
|
|
2025/05
|
41
|
53
|
45
|
25
|
32
|
30
|
25
|
26
|
33
|
24
|
37
|
36
|
32
|
45
|
46
|
38
|
39
|
41
|
54
|
34
|
25
|
22
|
30
|
49
|
38
|
28
|
13
|
12
|
18
|
22
|
16
|
|
2025/04
|
35
|
45
|
55
|
61
|
60
|
59
|
69
|
69
|
72
|
54
|
55
|
99
|
180
|
90
|
70
|
66
|
55
|
55
|
24
|
25
|
35
|
25
|
41
|
25
|
35
|
32
|
21
|
31
|
41
|
20
|
|
|
2025/03
|
42
|
54
|
53
|
26
|
20
|
28
|
34
|
40
|
24
|
30
|
33
|
50
|
41
|
25
|
21
|
32
|
37
|
30
|
36
|
46
|
55
|
60
|
58
|
56
|
61
|
65
|
66
|
73
|
24
|
24
|
34
|
|
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