Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
PM2.5
68
PM10
185
O3
1.1
CO
18
SO2
6
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Jul
105
Light
Tue
22 Jul
110
Light
Wed
23 Jul
103
Light
Thu
24 Jul
98
Good
Fri
25 Jul
121
Light
Sat
26 Jul
143
Light
Sun
27 Jul
26
Excellent
Caofeidian Air quality rank
Air quality in the last 12 months (Caofeidian)
|
2025/06
|
68
|
55
|
27
|
27
|
55
|
61
|
49
|
47
|
57
|
43
|
44
|
56
|
43
|
31
|
24
|
37
|
43
|
53
|
31
|
39
|
46
|
63
|
65
|
66
|
44
|
59
|
41
|
53
|
58
|
50
|
|
|
2025/05
|
45
|
36
|
35
|
51
|
50
|
41
|
53
|
67
|
33
|
29
|
64
|
67
|
72
|
58
|
41
|
58
|
49
|
49
|
87
|
82
|
60
|
80
|
55
|
42
|
51
|
69
|
65
|
68
|
62
|
69
|
70
|
|
2025/04
|
69
|
32
|
48
|
72
|
29
|
62
|
81
|
70
|
47
|
80
|
78
|
132
|
85
|
29
|
55
|
69
|
80
|
42
|
45
|
61
|
57
|
58
|
61
|
46
|
47
|
80
|
49
|
41
|
62
|
76
|
|
|
2025/03
|
142
|
63
|
47
|
54
|
74
|
64
|
41
|
94
|
156
|
116
|
138
|
95
|
66
|
69
|
45
|
28
|
39
|
30
|
56
|
44
|
39
|
62
|
104
|
110
|
83
|
91
|
83
|
38
|
33
|
44
|
72
|
|
2025/02
|
50
|
90
|
19
|
21
|
23
|
55
|
22
|
16
|
31
|
73
|
105
|
56
|
72
|
95
|
119
|
57
|
29
|
36
|
45
|
38
|
46
|
44
|
32
|
51
|
62
|
68
|
151
|
186
|
|||
|
2025/01
|
72
|
37
|
38
|
111
|
107
|
38
|
26
|
24
|
23
|
35
|
57
|
60
|
60
|
56
|
32
|
58
|
52
|
106
|
84
|
66
|
66
|
52
|
51
|
77
|
104
|
110
|
26
|
30
|
124
|
38
|
34
|
|
2024/12
|
92
|
33
|
39
|
43
|
49
|
45
|
37
|
26
|
54
|
58
|
39
|
64
|
64
|
36
|
45
|
51
|
41
|
44
|
44
|
63
|
39
|
30
|
53
|
80
|
106
|
29
|
30
|
39
|
69
|
79
|
40
|
|
2024/11
|
116
|
49
|
74
|
31
|
50
|
49
|
65
|
75
|
76
|
68
|
39
|
55
|
54
|
72
|
58
|
59
|
30
|
27
|
52
|
82
|
59
|
34
|
31
|
62
|
48
|
16
|
17
|
20
|
39
|
58
|
|
|
2024/10
|
17
|
20
|
48
|
51
|
68
|
61
|
25
|
46
|
62
|
59
|
51
|
72
|
76
|
89
|
94
|
31
|
58
|
30
|
22
|
24
|
43
|
46
|
56
|
109
|
119
|
75
|
59
|
69
|
85
|
73
|
108
|
|
2024/09
|
32
|
24
|
36
|
41
|
34
|
27
|
37
|
43
|
51
|
19
|
26
|
22
|
38
|
40
|
34
|
48
|
55
|
28
|
33
|
24
|
23
|
33
|
36
|
48
|
64
|
38
|
37
|
38
|
34
|
21
|
|
|
2024/08
|
31
|
48
|
55
|
19
|
28
|
46
|
28
|
40
|
37
|
43
|
65
|
41
|
25
|
23
|
37
|
55
|
57
|
32
|
21
|
12
|
29
|
33
|
23
|
25
|
37
|
22
|
25
|
31
|
37
|
48
|
35
|
|
2024/07
|
42
|
57
|
40
|
53
|
58
|
28
|
39
|
36
|
58
|
63
|
68
|
65
|
67
|
57
|
33
|
34
|
33
|
34
|
42
|
45
|
31
|
32
|
47
|
52
|
20
|
14
|
15
|
21
|
24
|
27
|
26
|
|
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