Air Quality
Excellent
No health implications.
13
PM2.5
17
PM10
62
O3
0.3
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jan
55
Good
Sun
18 Jan
48
Excellent
Mon
19 Jan
44
Excellent
Tue
20 Jan
51
Good
Wed
21 Jan
54
Good
Thu
22 Jan
69
Good
Fri
23 Jan
34
Excellent
Air quality in the last 12 months (Caofeidian)
|
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
|
|
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
|
|
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