Air Quality
Excellent
No health implications.
17
PM2.5
17
PM10
74
O3
0.2
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jun
66
Good
Mon
16 Jun
64
Good
Tue
17 Jun
109
Light
Wed
18 Jun
152
Moderate
Thu
19 Jun
78
Good
Fri
20 Jun
112
Light
Sat
21 Jun
43
Excellent
Air quality in the last 12 months (Caofeidian)
|
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
|
|
2024/06
|
50
|
54
|
65
|
54
|
56
|
63
|
51
|
52
|
71
|
70
|
81
|
53
|
55
|
38
|
27
|
47
|
53
|
56
|
55
|
24
|
39
|
67
|
90
|
48
|
50
|
69
|
58
|
58
|
33
|
43
|
|
|
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