Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
61
PM10
37
O3
1.2
CO
14
SO2
34
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Jan
53
Good
Fri
30 Jan
56
Good
Sat
31 Jan
56
Good
Sun
1 Feb
54
Good
Mon
2 Feb
53
Good
Tue
3 Feb
36
Excellent
Wed
4 Feb
28
Excellent
Air quality in the last 12 months (Yanyuan)
|
2025/12
|
61
|
52
|
43
|
45
|
38
|
46
|
41
|
49
|
46
|
46
|
54
|
47
|
51
|
52
|
51
|
57
|
51
|
57
|
66
|
58
|
50
|
46
|
56
|
43
|
33
|
61
|
70
|
66
|
77
|
60
|
59
|
|
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
|
|
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