Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
44
*
PM2.5
70
PM10
76
O3
1.6
CO
22
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Dec
60
Good
Tue
30 Dec
64
Good
Wed
31 Dec
64
Good
Thu
1 Jan
52
Good
Fri
2 Jan
55
Good
Sat
3 Jan
54
Good
Sun
4 Jan
45
Excellent
Air quality in the last 12 months (Yanyuan)
|
2025/11
|
18
|
17
|
17
|
36
|
42
|
32
|
28
|
31
|
30
|
23
|
25
|
27
|
29
|
39
|
34
|
37
|
36
|
37
|
23
|
39
|
30
|
40
|
37
|
39
|
37
|
44
|
44
|
47
|
56
|
61
|
|
|
2025/10
|
22
|
20
|
26
|
24
|
23
|
25
|
23
|
17
|
19
|
23
|
24
|
26
|
25
|
28
|
29
|
33
|
28
|
27
|
24
|
30
|
20
|
24
|
29
|
33
|
32
|
26
|
26
|
34
|
34
|
30
|
32
|
|
2025/09
|
28
|
27
|
24
|
25
|
25
|
23
|
24
|
25
|
25
|
32
|
27
|
26
|
26
|
34
|
35
|
26
|
24
|
22
|
21
|
23
|
25
|
25
|
21
|
23
|
37
|
32
|
31
|
28
|
22
|
26
|
|
|
2025/08
|
33
|
37
|
24
|
33
|
28
|
29
|
33
|
25
|
25
|
27
|
23
|
17
|
23
|
32
|
33
|
27
|
22
|
26
|
22
|
23
|
25
|
16
|
21
|
17
|
21
|
28
|
29
|
29
|
21
|
30
|
24
|
|
2025/07
|
30
|
24
|
24
|
19
|
19
|
19
|
26
|
25
|
19
|
27
|
26
|
21
|
28
|
31
|
31
|
35
|
36
|
40
|
21
|
26
|
22
|
27
|
25
|
24
|
21
|
21
|
27
|
21
|
29
|
32
|
20
|
|
2025/06
|
23
|
21
|
15
|
30
|
33
|
38
|
32
|
26
|
27
|
35
|
38
|
38
|
42
|
42
|
24
|
28
|
20
|
21
|
21
|
18
|
15
|
21
|
30
|
21
|
18
|
29
|
21
|
32
|
25
|
20
|
|
|
2025/05
|
34
|
29
|
28
|
22
|
25
|
23
|
22
|
27
|
30
|
32
|
31
|
36
|
31
|
26
|
27
|
28
|
21
|
31
|
31
|
25
|
27
|
33
|
31
|
27
|
34
|
32
|
21
|
16
|
21
|
23
|
18
|
|
2025/04
|
43
|
52
|
55
|
53
|
30
|
41
|
42
|
50
|
50
|
48
|
36
|
27
|
24
|
33
|
36
|
33
|
30
|
27
|
32
|
23
|
25
|
28
|
23
|
27
|
26
|
48
|
44
|
35
|
40
|
26
|
|
|
2025/03
|
40
|
39
|
28
|
40
|
35
|
27
|
37
|
54
|
52
|
49
|
45
|
49
|
61
|
50
|
34
|
26
|
23
|
17
|
30
|
45
|
58
|
62
|
41
|
30
|
31
|
30
|
33
|
56
|
62
|
60
|
54
|
|
2025/02
|
40
|
35
|
23
|
38
|
49
|
36
|
29
|
30
|
32
|
34
|
28
|
30
|
37
|
38
|
26
|
38
|
30
|
36
|
35
|
29
|
33
|
34
|
32
|
37
|
33
|
30
|
31
|
33
|
|||
|
2025/01
|
54
|
49
|
53
|
54
|
50
|
56
|
45
|
31
|
35
|
38
|
28
|
43
|
46
|
42
|
44
|
60
|
51
|
55
|
53
|
58
|
56
|
51
|
53
|
48
|
32
|
26
|
38
|
45
|
34
|
42
|
34
|
|
2024/12
|
43
|
42
|
41
|
46
|
42
|
41
|
39
|
40
|
37
|
39
|
44
|
51
|
41
|
36
|
40
|
53
|
53
|
49
|
43
|
45
|
47
|
39
|
43
|
50
|
49
|
53
|
53
|
57
|
56
|
51
|
51
|
|
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