Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
56
*
PM10
85
O3
0.3
CO
7
SO2
10
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 May
64
Good
Sat
24 May
60
Good
Sun
25 May
62
Good
Mon
26 May
64
Good
Tue
27 May
61
Good
Wed
28 May
61
Good
Thu
29 May
37
Excellent
Air quality in the last 12 months (Yao'an)
|
2025/04
|
66
|
65
|
72
|
63
|
59
|
56
|
61
|
67
|
65
|
59
|
43
|
36
|
40
|
37
|
34
|
24
|
23
|
22
|
24
|
29
|
25
|
24
|
37
|
49
|
54
|
57
|
59
|
60
|
45
|
28
|
|
|
2025/03
|
46
|
43
|
32
|
37
|
45
|
53
|
61
|
60
|
55
|
53
|
45
|
66
|
78
|
62
|
48
|
54
|
51
|
35
|
31
|
46
|
59
|
57
|
50
|
37
|
35
|
32
|
32
|
73
|
105
|
87
|
74
|
|
2025/02
|
50
|
54
|
44
|
42
|
45
|
52
|
49
|
38
|
35
|
30
|
29
|
33
|
49
|
57
|
41
|
48
|
34
|
39
|
47
|
40
|
41
|
41
|
43
|
39
|
34
|
27
|
26
|
38
|
|||
|
2025/01
|
40
|
32
|
41
|
41
|
44
|
46
|
34
|
35
|
26
|
38
|
31
|
39
|
46
|
32
|
58
|
61
|
49
|
43
|
42
|
41
|
44
|
47
|
45
|
29
|
27
|
32
|
30
|
42
|
45
|
36
|
37
|
|
2024/12
|
25
|
26
|
28
|
27
|
27
|
29
|
30
|
30
|
23
|
30
|
38
|
38
|
36
|
30
|
29
|
28
|
30
|
34
|
28
|
29
|
35
|
27
|
24
|
34
|
31
|
37
|
48
|
55
|
35
|
28
|
33
|
|
2024/11
|
31
|
37
|
34
|
32
|
33
|
52
|
22
|
12
|
16
|
26
|
25
|
22
|
21
|
24
|
26
|
31
|
33
|
29
|
27
|
28
|
23
|
19
|
21
|
20
|
28
|
26
|
27
|
31
|
15
|
16
|
|
|
2024/10
|
14
|
23
|
26
|
23
|
13
|
17
|
24
|
28
|
23
|
22
|
21
|
25
|
26
|
27
|
27
|
24
|
19
|
32
|
34
|
29
|
19
|
23
|
24
|
25
|
28
|
30
|
39
|
50
|
46
|
37
|
30
|
|
2024/09
|
23
|
19
|
22
|
22
|
15
|
27
|
30
|
26
|
21
|
14
|
20
|
22
|
26
|
24
|
25
|
22
|
24
|
28
|
33
|
35
|
35
|
26
|
25
|
34
|
35
|
31
|
21
|
17
|
18
|
24
|
|
|
2024/08
|
26
|
32
|
24
|
16
|
21
|
16
|
17
|
16
|
17
|
21
|
20
|
35
|
37
|
44
|
43
|
33
|
32
|
30
|
27
|
27
|
28
|
34
|
18
|
21
|
25
|
26
|
20
|
30
|
26
|
28
|
22
|
|
2024/07
|
11
|
16
|
12
|
12
|
12
|
15
|
12
|
14
|
15
|
13
|
14
|
13
|
14
|
19
|
14
|
15
|
18
|
22
|
22
|
16
|
17
|
20
|
17
|
21
|
23
|
25
|
27
|
27
|
23
|
17
|
22
|
|
2024/06
|
34
|
34
|
28
|
25
|
24
|
25
|
18
|
21
|
19
|
26
|
23
|
21
|
13
|
14
|
20
|
20
|
26
|
21
|
23
|
29
|
27
|
24
|
21
|
12
|
16
|
27
|
19
|
11
|
13
|
13
|
|
|
2024/05
|
48
|
46
|
37
|
51
|
52
|
37
|
34
|
41
|
32
|
27
|
29
|
31
|
33
|
31
|
29
|
29
|
33
|
32
|
33
|
16
|
28
|
34
|
27
|
28
|
24
|
13
|
13
|
16
|
21
|
37
|
23
|
|
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