Air Quality
Excellent
No health implications.
21
PM2.5
42
PM10
113
O3
0.4
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
55
Good
Sun
22 Mar
44
Excellent
Mon
23 Mar
45
Excellent
Tue
24 Mar
45
Excellent
Wed
25 Mar
43
Excellent
Thu
26 Mar
44
Excellent
Fri
27 Mar
25
Excellent
Air quality in the last 12 months (Yao'an)
|
2026/02
|
31
|
28
|
28
|
27
|
25
|
26
|
31
|
36
|
33
|
23
|
27
|
26
|
26
|
30
|
44
|
57
|
80
|
48
|
45
|
32
|
30
|
33
|
39
|
43
|
48
|
56
|
43
|
49
|
|||
|
2026/01
|
38
|
32
|
29
|
23
|
26
|
32
|
33
|
28
|
28
|
34
|
38
|
33
|
38
|
45
|
32
|
30
|
43
|
39
|
35
|
31
|
29
|
37
|
43
|
35
|
32
|
33
|
34
|
36
|
33
|
27
|
36
|
|
2025/12
|
37
|
36
|
43
|
34
|
30
|
28
|
30
|
35
|
33
|
33
|
36
|
35
|
39
|
42
|
36
|
29
|
37
|
33
|
34
|
36
|
32
|
31
|
38
|
33
|
41
|
36
|
36
|
32
|
30
|
27
|
26
|
|
2025/11
|
19
|
14
|
10
|
16
|
17
|
19
|
15
|
20
|
14
|
14
|
14
|
19
|
21
|
23
|
24
|
25
|
30
|
24
|
19
|
18
|
24
|
25
|
25
|
30
|
41
|
43
|
36
|
35
|
37
|
37
|
|
|
2025/10
|
10
|
11
|
12
|
15
|
18
|
19
|
13
|
11
|
11
|
12
|
14
|
15
|
19
|
19
|
18
|
14
|
12
|
11
|
15
|
17
|
18
|
21
|
25
|
27
|
27
|
16
|
18
|
25
|
34
|
24
|
27
|
|
2025/09
|
25
|
16
|
17
|
23
|
20
|
19
|
19
|
21
|
20
|
20
|
13
|
15
|
15
|
14
|
14
|
14
|
17
|
14
|
17
|
23
|
18
|
19
|
15
|
13
|
23
|
15
|
14
|
16
|
16
|
12
|
|
|
2025/08
|
27
|
26
|
19
|
18
|
23
|
21
|
22
|
19
|
20
|
16
|
16
|
12
|
20
|
27
|
31
|
25
|
20
|
26
|
28
|
22
|
16
|
10
|
12
|
11
|
19
|
23
|
23
|
18
|
16
|
20
|
27
|
|
2025/07
|
19
|
17
|
12
|
12
|
12
|
15
|
17
|
14
|
16
|
21
|
19
|
22
|
29
|
28
|
27
|
29
|
30
|
30
|
20
|
21
|
21
|
20
|
19
|
25
|
15
|
26
|
24
|
21
|
28
|
30
|
19
|
|
2025/06
|
12
|
13
|
15
|
22
|
29
|
29
|
24
|
24
|
22
|
24
|
28
|
36
|
40
|
39
|
22
|
16
|
14
|
12
|
12
|
15
|
20
|
16
|
13
|
13
|
15
|
13
|
18
|
17
|
13
|
13
|
|
|
2025/05
|
29
|
26
|
21
|
16
|
23
|
30
|
24
|
25
|
30
|
40
|
22
|
31
|
31
|
30
|
29
|
33
|
32
|
31
|
26
|
30
|
26
|
22
|
44
|
22
|
15
|
18
|
14
|
14
|
15
|
15
|
12
|
|
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
|
|
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