Air Quality
Excellent
No health implications.
7
PM2.5
11
PM10
19
O3
0.7
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
37
Excellent
Wed
24 Dec
33
Excellent
Thu
25 Dec
36
Excellent
Fri
26 Dec
54
Good
Sat
27 Dec
66
Good
Sun
28 Dec
71
Good
Mon
29 Dec
15
Excellent
Air quality in the last 12 months (Weng'an)
|
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
|
|
2024/12
|
64
|
81
|
58
|
56
|
18
|
23
|
22
|
42
|
28
|
12
|
17
|
45
|
60
|
56
|
53
|
54
|
64
|
60
|
68
|
91
|
106
|
82
|
82
|
80
|
80
|
68
|
71
|
80
|
76
|
64
|
58
|
|
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