Air Quality
Excellent
No health implications.
8
PM2.5
20
PM10
46
O3
0.5
CO
13
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Oct
51
Good
Tue
21 Oct
46
Excellent
Wed
22 Oct
46
Excellent
Thu
23 Oct
45
Excellent
Fri
24 Oct
49
Excellent
Sat
25 Oct
56
Good
Sun
26 Oct
32
Excellent
Air quality in the last 12 months (Wan'an)
|
2025/08
|
29
|
25
|
19
|
18
|
17
|
13
|
16
|
18
|
27
|
35
|
30
|
31
|
27
|
20
|
14
|
24
|
22
|
21
|
14
|
17
|
20
|
23
|
25
|
18
|
18
|
23
|
24
|
18
|
23
|
20
|
26
|
|
2025/07
|
17
|
19
|
26
|
32
|
32
|
30
|
38
|
36
|
27
|
19
|
21
|
15
|
21
|
24
|
25
|
27
|
33
|
32
|
26
|
16
|
15
|
14
|
20
|
22
|
25
|
31
|
22
|
23
|
28
|
26
|
24
|
|
2025/06
|
16
|
17
|
20
|
27
|
28
|
23
|
28
|
22
|
21
|
26
|
23
|
21
|
28
|
13
|
14
|
18
|
12
|
13
|
14
|
14
|
14
|
15
|
19
|
23
|
35
|
20
|
13
|
16
|
14
|
14
|
|
|
2025/05
|
44
|
48
|
52
|
38
|
22
|
27
|
51
|
29
|
22
|
40
|
34
|
34
|
33
|
31
|
27
|
19
|
21
|
14
|
14
|
17
|
20
|
22
|
20
|
41
|
49
|
44
|
44
|
20
|
15
|
20
|
19
|
|
2025/04
|
40
|
39
|
42
|
53
|
58
|
56
|
54
|
53
|
51
|
47
|
41
|
107
|
171
|
118
|
72
|
60
|
67
|
58
|
22
|
19
|
30
|
26
|
24
|
27
|
24
|
18
|
16
|
31
|
49
|
47
|
|
|
2025/03
|
27
|
23
|
29
|
15
|
20
|
27
|
40
|
33
|
36
|
31
|
33
|
39
|
32
|
17
|
15
|
32
|
48
|
36
|
36
|
36
|
38
|
44
|
50
|
56
|
59
|
58
|
51
|
73
|
42
|
17
|
33
|
|
2025/02
|
24
|
15
|
28
|
42
|
40
|
46
|
44
|
60
|
32
|
39
|
47
|
52
|
60
|
63
|
56
|
35
|
44
|
42
|
38
|
18
|
22
|
17
|
23
|
35
|
48
|
55
|
40
|
37
|
|||
|
2025/01
|
95
|
73
|
78
|
94
|
107
|
99
|
70
|
66
|
60
|
39
|
38
|
51
|
56
|
52
|
65
|
55
|
48
|
51
|
55
|
55
|
57
|
55
|
54
|
69
|
49
|
17
|
44
|
54
|
71
|
57
|
46
|
|
2024/12
|
43
|
49
|
51
|
74
|
77
|
48
|
49
|
66
|
71
|
69
|
44
|
48
|
72
|
63
|
51
|
46
|
50
|
60
|
69
|
68
|
73
|
86
|
82
|
78
|
90
|
85
|
99
|
94
|
71
|
70
|
78
|
|
2024/11
|
32
|
44
|
46
|
55
|
64
|
50
|
45
|
44
|
47
|
52
|
43
|
46
|
50
|
50
|
30
|
26
|
36
|
23
|
33
|
42
|
46
|
39
|
46
|
59
|
53
|
27
|
38
|
34
|
38
|
44
|
|
|
2024/10
|
41
|
39
|
39
|
33
|
37
|
43
|
52
|
40
|
35
|
40
|
51
|
54
|
62
|
76
|
86
|
38
|
38
|
42
|
26
|
27
|
33
|
40
|
36
|
38
|
53
|
53
|
27
|
21
|
46
|
55
|
43
|
|
2024/09
|
40
|
44
|
41
|
36
|
36
|
25
|
20
|
22
|
20
|
29
|
35
|
36
|
40
|
42
|
33
|
31
|
35
|
40
|
36
|
22
|
29
|
36
|
35
|
38
|
32
|
29
|
42
|
40
|
31
|
33
|
|
|
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