Air Quality
Excellent
No health implications.
23
PM2.5
40
PM10
87
O3
0.5
CO
8
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Mar
134
Light
Sun
8 Mar
145
Light
Mon
9 Mar
107
Light
Tue
10 Mar
143
Light
Wed
11 Mar
111
Light
Thu
12 Mar
141
Light
Fri
13 Mar
48
Excellent
Caofeidian Air quality rank
Air quality in the last 12 months (Caofeidian)
|
2026/02
|
132
|
35
|
109
|
166
|
90
|
46
|
35
|
32
|
77
|
99
|
120
|
109
|
150
|
156
|
42
|
45
|
110
|
49
|
62
|
82
|
148
|
58
|
54
|
58
|
77
|
56
|
43
|
48
|
|||
|
2026/01
|
35
|
47
|
113
|
92
|
87
|
85
|
27
|
50
|
87
|
27
|
18
|
62
|
27
|
69
|
102
|
60
|
26
|
38
|
36
|
27
|
27
|
67
|
93
|
111
|
29
|
46
|
45
|
49
|
49
|
68
|
82
|
|
2025/12
|
47
|
22
|
28
|
34
|
38
|
131
|
66
|
29
|
53
|
89
|
42
|
27
|
42
|
53
|
101
|
98
|
79
|
110
|
150
|
38
|
30
|
50
|
62
|
32
|
25
|
44
|
91
|
151
|
108
|
45
|
29
|
|
2025/11
|
65
|
26
|
29
|
99
|
122
|
86
|
42
|
57
|
50
|
54
|
61
|
104
|
27
|
57
|
169
|
72
|
20
|
23
|
44
|
40
|
51
|
101
|
108
|
84
|
20
|
69
|
40
|
75
|
120
|
86
|
|
|
2025/10
|
81
|
65
|
35
|
54
|
45
|
24
|
35
|
28
|
9
|
16
|
20
|
36
|
45
|
44
|
63
|
39
|
37
|
17
|
23
|
24
|
33
|
43
|
46
|
57
|
106
|
71
|
34
|
100
|
146
|
104
|
57
|
|
2025/09
|
37
|
47
|
57
|
47
|
38
|
45
|
52
|
40
|
58
|
35
|
49
|
42
|
53
|
55
|
45
|
56
|
28
|
35
|
40
|
53
|
68
|
41
|
45
|
74
|
87
|
72
|
79
|
57
|
58
|
83
|
|
|
2025/08
|
40
|
22
|
29
|
30
|
21
|
42
|
45
|
25
|
27
|
43
|
37
|
43
|
32
|
51
|
43
|
21
|
26
|
33
|
30
|
20
|
20
|
17
|
40
|
27
|
26
|
46
|
32
|
18
|
35
|
28
|
35
|
|
2025/07
|
33
|
27
|
27
|
41
|
49
|
25
|
39
|
28
|
37
|
43
|
49
|
42
|
36
|
36
|
37
|
43
|
39
|
41
|
25
|
38
|
53
|
26
|
21
|
27
|
39
|
43
|
28
|
30
|
23
|
22
|
31
|
|
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
|
|
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