Air Quality
Excellent
No health implications.
32
PM2.5
44
PM10
46
O3
0.7
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Jan
36
Excellent
Fri
30 Jan
31
Excellent
Sat
31 Jan
37
Excellent
Sun
1 Feb
43
Excellent
Mon
2 Feb
50
Excellent
Tue
3 Feb
52
Good
Wed
4 Feb
47
Excellent
Air quality in the last 12 months (Weng'an)
|
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
|
|
2025/02
|
24
|
17
|
33
|
41
|
46
|
33
|
30
|
56
|
56
|
50
|
37
|
47
|
52
|
23
|
30
|
42
|
34
|
29
|
22
|
18
|
30
|
20
|
24
|
45
|
29
|
40
|
32
|
35
|
|||
|
2025/01
|
86
|
85
|
80
|
88
|
94
|
75
|
65
|
50
|
30
|
44
|
54
|
52
|
50
|
64
|
64
|
73
|
61
|
59
|
61
|
74
|
78
|
90
|
97
|
79
|
23
|
22
|
43
|
49
|
108
|
47
|
39
|
|
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