Air Quality
Excellent
No health implications.
13
PM2.5
18
PM10
75
O3
0.4
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
51
Good
Tue
28 Jul
55
Good
Wed
29 Jul
49
Excellent
Thu
30 Jul
54
Good
Fri
31 Jul
50
Excellent
Sat
1 Aug
18
Excellent
Sun
2 Aug
25
Excellent
Air quality in the last 12 months (Baiyang)
|
2026/06
|
27
|
33
|
30
|
37
|
33
|
27
|
24
|
29
|
31
|
29
|
35
|
29
|
26
|
25
|
28
|
29
|
27
|
27
|
34
|
34
|
34
|
29
|
56
|
52
|
25
|
25
|
28
|
30
|
30
|
27
|
|
|
2026/05
|
64
|
34
|
34
|
36
|
33
|
29
|
32
|
31
|
34
|
33
|
27
|
25
|
24
|
22
|
25
|
26
|
25
|
29
|
38
|
33
|
32
|
44
|
27
|
22
|
27
|
27
|
43
|
38
|
27
|
30
|
33
|
|
2026/04
|
36
|
36
|
42
|
43
|
44
|
48
|
37
|
53
|
48
|
31
|
20
|
21
|
29
|
36
|
32
|
32
|
21
|
21
|
57
|
28
|
31
|
33
|
43
|
23
|
20
|
27
|
28
|
28
|
25
|
32
|
|
|
2026/03
|
63
|
34
|
39
|
29
|
31
|
28
|
30
|
28
|
30
|
32
|
27
|
27
|
32
|
30
|
30
|
29
|
34
|
28
|
32
|
32
|
28
|
27
|
27
|
28
|
25
|
27
|
27
|
24
|
28
|
29
|
33
|
|
2026/02
|
25
|
24
|
30
|
35
|
20
|
151
|
65
|
37
|
153
|
79
|
114
|
17
|
15
|
15
|
16
|
67
|
81
|
41
|
30
|
22
|
29
|
15
|
15
|
27
|
19
|
16
|
30
|
64
|
|||
|
2026/01
|
69
|
52
|
42
|
36
|
51
|
24
|
40
|
63
|
31
|
42
|
37
|
30
|
26
|
33
|
41
|
50
|
52
|
31
|
28
|
47
|
41
|
55
|
82
|
50
|
30
|
33
|
25
|
36
|
42
|
22
|
29
|
|
2025/12
|
23
|
28
|
32
|
33
|
36
|
34
|
29
|
30
|
28
|
21
|
20
|
35
|
105
|
58
|
38
|
28
|
31
|
29
|
23
|
29
|
23
|
19
|
20
|
23
|
23
|
36
|
26
|
20
|
26
|
39
|
107
|
|
2025/11
|
37
|
24
|
39
|
37
|
15
|
13
|
19
|
21
|
30
|
26
|
17
|
31
|
21
|
18
|
25
|
80
|
196
|
81
|
50
|
57
|
48
|
28
|
33
|
36
|
25
|
25
|
28
|
30
|
20
|
27
|
|
|
2025/10
|
16
|
20
|
20
|
22
|
20
|
23
|
26
|
29
|
26
|
31
|
35
|
33
|
41
|
26
|
30
|
35
|
40
|
39
|
50
|
47
|
44
|
48
|
46
|
56
|
61
|
57
|
52
|
37
|
41
|
45
|
37
|
|
2025/09
|
16
|
17
|
19
|
18
|
21
|
25
|
20
|
25
|
20
|
18
|
16
|
17
|
19
|
15
|
20
|
41
|
24
|
31
|
22
|
20
|
15
|
29
|
26
|
17
|
14
|
19
|
25
|
41
|
36
|
29
|
|
|
2025/08
|
24
|
34
|
22
|
16
|
25
|
22
|
22
|
19
|
31
|
24
|
35
|
48
|
82
|
62
|
33
|
39
|
34
|
23
|
16
|
18
|
20
|
22
|
26
|
20
|
21
|
19
|
22
|
27
|
21
|
36
|
34
|
|
2025/07
|
21
|
19
|
21
|
25
|
29
|
34
|
21
|
21
|
18
|
23
|
20
|
19
|
18
|
23
|
24
|
25
|
29
|
20
|
26
|
22
|
19
|
19
|
19
|
24
|
24
|
29
|
30
|
36
|
33
|
26
|
36
|
|
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