Air Quality
Excellent
No health implications.
30
PM2.5
47
PM10
26
O3
0.7
CO
2
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Feb
61
Good
Fri
13 Feb
54
Good
Sat
14 Feb
59
Good
Sun
15 Feb
54
Good
Mon
16 Feb
90
Good
Tue
17 Feb
50
Excellent
Wed
18 Feb
49
Excellent
Yanhe Air quality rank
Air quality in the last 12 months (Yanhe)
|
2026/01
|
21
|
41
|
46
|
44
|
50
|
47
|
56
|
54
|
61
|
89
|
79
|
81
|
85
|
129
|
114
|
122
|
124
|
118
|
55
|
23
|
54
|
56
|
61
|
71
|
44
|
26
|
56
|
62
|
38
|
17
|
32
|
|
2025/12
|
68
|
79
|
65
|
58
|
62
|
57
|
60
|
53
|
58
|
68
|
66
|
108
|
34
|
37
|
45
|
56
|
64
|
59
|
70
|
67
|
43
|
35
|
25
|
40
|
44
|
47
|
57
|
59
|
75
|
87
|
44
|
|
2025/11
|
22
|
24
|
22
|
21
|
22
|
15
|
16
|
14
|
12
|
21
|
28
|
27
|
28
|
32
|
37
|
42
|
40
|
18
|
23
|
30
|
31
|
40
|
37
|
36
|
40
|
41
|
43
|
50
|
53
|
60
|
|
|
2025/10
|
19
|
19
|
22
|
22
|
22
|
23
|
20
|
22
|
23
|
22
|
24
|
36
|
23
|
13
|
17
|
13
|
15
|
13
|
12
|
13
|
14
|
18
|
24
|
28
|
39
|
34
|
24
|
27
|
33
|
29
|
25
|
|
2025/09
|
23
|
20
|
20
|
17
|
22
|
27
|
25
|
24
|
17
|
13
|
16
|
22
|
15
|
17
|
20
|
19
|
20
|
21
|
17
|
14
|
20
|
18
|
16
|
17
|
18
|
14
|
17
|
20
|
28
|
25
|
|
|
2025/08
|
20
|
21
|
23
|
22
|
22
|
21
|
19
|
13
|
16
|
19
|
16
|
14
|
18
|
15
|
12
|
13
|
16
|
18
|
18
|
14
|
14
|
16
|
20
|
19
|
17
|
18
|
18
|
20
|
26
|
27
|
27
|
|
2025/07
|
17
|
17
|
19
|
15
|
15
|
18
|
18
|
22
|
25
|
21
|
21
|
25
|
22
|
18
|
16
|
17
|
17
|
19
|
21
|
22
|
17
|
14
|
12
|
12
|
14
|
16
|
17
|
17
|
18
|
16
|
17
|
|
2025/06
|
15
|
16
|
23
|
22
|
25
|
29
|
31
|
27
|
24
|
22
|
25
|
25
|
24
|
19
|
24
|
22
|
17
|
18
|
14
|
13
|
12
|
14
|
15
|
21
|
14
|
15
|
16
|
16
|
17
|
21
|
|
|
2025/05
|
38
|
52
|
41
|
41
|
31
|
30
|
38
|
21
|
27
|
25
|
31
|
29
|
32
|
51
|
39
|
27
|
35
|
34
|
36
|
36
|
29
|
21
|
30
|
42
|
37
|
28
|
22
|
16
|
24
|
25
|
19
|
|
2025/04
|
36
|
44
|
45
|
53
|
56
|
55
|
52
|
54
|
52
|
45
|
47
|
70
|
151
|
89
|
67
|
59
|
54
|
52
|
29
|
24
|
29
|
28
|
32
|
26
|
35
|
32
|
24
|
27
|
27
|
19
|
|
|
2025/03
|
46
|
59
|
39
|
26
|
26
|
26
|
32
|
35
|
37
|
42
|
47
|
51
|
58
|
35
|
22
|
33
|
39
|
31
|
34
|
37
|
49
|
58
|
54
|
48
|
47
|
56
|
65
|
62
|
32
|
31
|
35
|
|
2025/02
|
40
|
29
|
40
|
44
|
54
|
54
|
43
|
65
|
50
|
49
|
49
|
70
|
56
|
36
|
42
|
45
|
37
|
35
|
34
|
37
|
70
|
41
|
46
|
78
|
53
|
41
|
45
|
49
|
|||
|
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