Air Quality
Excellent
No health implications.
16
PM2.5
26
PM10
105
O3
0.5
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
50
Excellent
Thu
19 Mar
55
Good
Fri
20 Mar
56
Good
Sat
21 Mar
41
Excellent
Sun
22 Mar
42
Excellent
Mon
23 Mar
56
Good
Tue
24 Mar
30
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