Air Quality
Excellent
No health implications.
20
PM2.5
30
PM10
44
O3
0.5
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 May
67
Good
Tue
6 May
50
Excellent
Wed
7 May
49
Excellent
Thu
8 May
51
Good
Fri
9 May
56
Good
Sat
10 May
21
Excellent
Sun
11 May
27
Excellent
Air quality in the last 12 months (Weng'an)
|
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
|
|
2024/11
|
50
|
38
|
50
|
48
|
50
|
56
|
44
|
46
|
42
|
39
|
38
|
41
|
53
|
50
|
63
|
61
|
33
|
12
|
12
|
15
|
13
|
21
|
34
|
18
|
13
|
17
|
29
|
32
|
36
|
46
|
|
|
2024/10
|
13
|
15
|
32
|
35
|
37
|
48
|
43
|
28
|
33
|
45
|
55
|
60
|
47
|
22
|
26
|
25
|
20
|
24
|
14
|
13
|
17
|
15
|
18
|
17
|
21
|
32
|
43
|
39
|
30
|
34
|
44
|
|
2024/09
|
23
|
19
|
16
|
17
|
28
|
33
|
29
|
20
|
14
|
19
|
23
|
26
|
34
|
26
|
22
|
32
|
27
|
25
|
26
|
31
|
26
|
18
|
28
|
32
|
35
|
42
|
45
|
38
|
27
|
18
|
|
|
2024/08
|
9
|
8
|
11
|
10
|
14
|
17
|
18
|
18
|
19
|
21
|
27
|
46
|
46
|
34
|
30
|
29
|
26
|
23
|
26
|
25
|
22
|
17
|
13
|
11
|
12
|
18
|
19
|
23
|
26
|
28
|
22
|
|
2024/07
|
15
|
22
|
12
|
10
|
13
|
11
|
12
|
14
|
17
|
17
|
14
|
17
|
16
|
13
|
11
|
13
|
13
|
11
|
9
|
10
|
9
|
15
|
13
|
11
|
19
|
26
|
23
|
24
|
13
|
10
|
9
|
|
2024/06
|
20
|
21
|
10
|
10
|
14
|
13
|
11
|
8
|
8
|
9
|
16
|
16
|
21
|
21
|
24
|
21
|
10
|
9
|
14
|
18
|
18
|
15
|
14
|
18
|
15
|
8
|
10
|
15
|
10
|
16
|
|
|
2024/05
|
16
|
19
|
10
|
13
|
28
|
34
|
19
|
27
|
28
|
20
|
20
|
20
|
25
|
30
|
34
|
36
|
38
|
18
|
17
|
24
|
11
|
23
|
30
|
30
|
31
|
19
|
21
|
28
|
24
|
13
|
20
|
|
2024/04
|
37
|
48
|
32
|
15
|
16
|
14
|
16
|
20
|
26
|
35
|
32
|
30
|
46
|
52
|
59
|
51
|
27
|
19
|
18
|
22
|
37
|
46
|
27
|
32
|
26
|
30
|
24
|
28
|
42
|
12
|
|
|
2024/03
|
54
|
54
|
42
|
31
|
28
|
28
|
58
|
53
|
44
|
52
|
52
|
42
|
26
|
27
|
27
|
25
|
24
|
13
|
32
|
59
|
59
|
53
|
33
|
41
|
29
|
21
|
35
|
31
|
36
|
38
|
49
|
|
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