Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
32
PM2.5
90
*
PM10
173
O3
0.4
CO
15
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 Apr
83
Good
Fri
4 Apr
72
Good
Sat
5 Apr
72
Good
Sun
6 Apr
68
Good
Mon
7 Apr
69
Good
Tue
8 Apr
69
Good
Wed
9 Apr
18
Excellent
Air quality in the last 12 months (Yifeng)
|
2025/02
|
37
|
30
|
37
|
43
|
55
|
58
|
65
|
54
|
43
|
58
|
74
|
84
|
95
|
81
|
53
|
41
|
54
|
45
|
48
|
32
|
45
|
27
|
57
|
80
|
95
|
79
|
91
|
64
|
|||
|
2025/01
|
101
|
86
|
123
|
137
|
151
|
97
|
76
|
68
|
53
|
48
|
53
|
59
|
70
|
61
|
65
|
53
|
55
|
63
|
65
|
79
|
88
|
77
|
88
|
125
|
47
|
24
|
52
|
71
|
127
|
74
|
52
|
|
2024/12
|
50
|
59
|
74
|
109
|
68
|
49
|
62
|
98
|
68
|
81
|
38
|
86
|
74
|
58
|
59
|
60
|
70
|
75
|
78
|
80
|
92
|
80
|
78
|
84
|
86
|
108
|
121
|
88
|
82
|
95
|
92
|
|
2024/11
|
40
|
56
|
53
|
61
|
66
|
52
|
49
|
53
|
56
|
51
|
50
|
53
|
56
|
57
|
31
|
50
|
30
|
21
|
36
|
44
|
41
|
39
|
61
|
70
|
40
|
27
|
37
|
39
|
44
|
50
|
|
|
2024/10
|
24
|
37
|
34
|
31
|
42
|
50
|
51
|
26
|
33
|
53
|
59
|
62
|
80
|
88
|
72
|
31
|
39
|
46
|
30
|
24
|
48
|
37
|
34
|
38
|
54
|
52
|
33
|
38
|
62
|
55
|
49
|
|
2024/09
|
41
|
44
|
50
|
47
|
42
|
39
|
39
|
41
|
40
|
36
|
36
|
29
|
29
|
34
|
38
|
34
|
28
|
34
|
36
|
35
|
22
|
27
|
34
|
42
|
46
|
50
|
55
|
35
|
31
|
37
|
|
|
2024/08
|
18
|
21
|
28
|
31
|
34
|
26
|
33
|
32
|
29
|
32
|
39
|
37
|
28
|
26
|
27
|
36
|
43
|
30
|
28
|
30
|
34
|
35
|
25
|
32
|
37
|
34
|
34
|
17
|
27
|
35
|
45
|
|
2024/07
|
21
|
15
|
27
|
23
|
20
|
22
|
26
|
22
|
25
|
32
|
31
|
31
|
24
|
29
|
29
|
24
|
18
|
20
|
21
|
22
|
27
|
24
|
27
|
41
|
37
|
30
|
18
|
12
|
10
|
17
|
18
|
|
2024/06
|
18
|
29
|
22
|
24
|
24
|
27
|
31
|
40
|
33
|
23
|
16
|
20
|
24
|
21
|
28
|
28
|
21
|
23
|
28
|
26
|
27
|
23
|
30
|
23
|
16
|
13
|
16
|
36
|
20
|
17
|
|
|
2024/05
|
19
|
37
|
40
|
28
|
17
|
33
|
50
|
48
|
55
|
54
|
52
|
52
|
70
|
50
|
56
|
59
|
54
|
48
|
42
|
34
|
30
|
21
|
25
|
27
|
29
|
25
|
18
|
19
|
33
|
38
|
20
|
|
2024/04
|
35
|
27
|
26
|
39
|
48
|
54
|
52
|
45
|
37
|
38
|
46
|
44
|
46
|
40
|
63
|
39
|
22
|
23
|
24
|
21
|
30
|
38
|
34
|
59
|
57
|
55
|
46
|
34
|
37
|
14
|
|
|
2024/03
|
50
|
44
|
33
|
44
|
35
|
47
|
54
|
67
|
66
|
74
|
63
|
55
|
74
|
62
|
60
|
51
|
47
|
34
|
39
|
67
|
76
|
74
|
41
|
39
|
19
|
27
|
50
|
25
|
40
|
47
|
20
|
|
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