Air Quality
Excellent
No health implications.
35
PM2.5
50
PM10
106
O3
0.9
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Sep
84
Good
Wed
23 Sep
79
Good
Thu
24 Sep
82
Good
Fri
25 Sep
77
Good
Sat
26 Sep
77
Good
Sun
27 Sep
82
Good
Mon
28 Sep
19
Excellent
Air quality in the last 12 months (Yifeng)
|
2026/08
|
22
|
19
|
24
|
31
|
40
|
32
|
36
|
31
|
30
|
24
|
18
|
18
|
22
|
22
|
22
|
32
|
34
|
35
|
38
|
37
|
28
|
26
|
26
|
21
|
23
|
23
|
32
|
35
|
28
|
26
|
21
|
|
2026/07
|
21
|
18
|
26
|
21
|
19
|
19
|
17
|
17
|
23
|
28
|
38
|
33
|
37
|
28
|
19
|
21
|
26
|
28
|
23
|
21
|
23
|
21
|
30
|
32
|
39
|
28
|
17
|
16
|
16
|
18
|
20
|
|
2026/06
|
67
|
54
|
45
|
26
|
37
|
42
|
45
|
46
|
30
|
37
|
40
|
37
|
22
|
22
|
34
|
40
|
44
|
22
|
15
|
20
|
25
|
26
|
30
|
21
|
28
|
35
|
43
|
47
|
39
|
26
|
|
|
2026/05
|
38
|
39
|
28
|
39
|
41
|
33
|
41
|
43
|
34
|
42
|
44
|
62
|
38
|
30
|
32
|
24
|
24
|
24
|
22
|
20
|
32
|
23
|
21
|
24
|
29
|
30
|
35
|
34
|
48
|
51
|
61
|
|
2026/04
|
41
|
48
|
26
|
42
|
53
|
47
|
57
|
50
|
42
|
33
|
30
|
33
|
44
|
31
|
35
|
34
|
35
|
45
|
52
|
56
|
22
|
16
|
30
|
36
|
38
|
44
|
57
|
42
|
30
|
33
|
|
|
2026/03
|
16
|
24
|
35
|
58
|
63
|
60
|
65
|
59
|
62
|
54
|
53
|
52
|
48
|
56
|
92
|
73
|
53
|
25
|
38
|
49
|
47
|
45
|
31
|
41
|
61
|
39
|
40
|
51
|
54
|
31
|
31
|
|
2026/02
|
45
|
50
|
63
|
72
|
71
|
60
|
36
|
55
|
56
|
60
|
62
|
62
|
57
|
48
|
53
|
36
|
75
|
73
|
64
|
39
|
38
|
54
|
84
|
27
|
32
|
28
|
20
|
26
|
|||
|
2026/01
|
30
|
42
|
64
|
65
|
56
|
62
|
52
|
59
|
59
|
63
|
70
|
75
|
74
|
71
|
85
|
102
|
115
|
176
|
81
|
26
|
51
|
63
|
74
|
78
|
88
|
89
|
78
|
56
|
67
|
42
|
30
|
|
2025/12
|
71
|
103
|
84
|
77
|
71
|
97
|
99
|
86
|
109
|
109
|
115
|
125
|
40
|
51
|
57
|
64
|
83
|
130
|
102
|
101
|
98
|
56
|
61
|
29
|
55
|
74
|
75
|
79
|
78
|
94
|
114
|
|
2025/11
|
39
|
48
|
60
|
68
|
52
|
51
|
52
|
17
|
18
|
34
|
53
|
47
|
46
|
50
|
55
|
59
|
66
|
26
|
30
|
43
|
48
|
55
|
58
|
54
|
73
|
72
|
79
|
86
|
67
|
59
|
|
|
2025/10
|
43
|
45
|
38
|
47
|
38
|
23
|
34
|
61
|
55
|
51
|
55
|
65
|
76
|
47
|
54
|
50
|
53
|
35
|
14
|
19
|
25
|
30
|
38
|
44
|
51
|
69
|
55
|
60
|
64
|
72
|
38
|
|
2025/09
|
29
|
28
|
26
|
36
|
37
|
34
|
34
|
22
|
20
|
23
|
23
|
28
|
24
|
33
|
35
|
35
|
36
|
36
|
36
|
25
|
32
|
39
|
33
|
24
|
26
|
40
|
36
|
43
|
47
|
39
|
|
|
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