Air Quality
Excellent
No health implications.
5
PM2.5
6
PM10
28
O3
0.5
CO
2
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Dec
91
Good
Sun
14 Dec
74
Good
Mon
15 Dec
76
Good
Tue
16 Dec
82
Good
Wed
17 Dec
93
Good
Thu
18 Dec
38
Excellent
Fri
19 Dec
44
Excellent
Air quality in the last 12 months (Qidong)
|
2025/11
|
45
|
37
|
24
|
25
|
35
|
32
|
52
|
14
|
8
|
13
|
37
|
51
|
40
|
48
|
58
|
69
|
67
|
27
|
34
|
46
|
53
|
63
|
81
|
70
|
56
|
67
|
81
|
88
|
83
|
80
|
|
|
2025/10
|
62
|
48
|
35
|
50
|
53
|
27
|
40
|
56
|
45
|
42
|
48
|
84
|
86
|
44
|
57
|
54
|
45
|
17
|
8
|
8
|
10
|
26
|
35
|
42
|
54
|
60
|
60
|
64
|
81
|
92
|
56
|
|
2025/09
|
27
|
28
|
26
|
35
|
41
|
38
|
46
|
38
|
20
|
25
|
22
|
20
|
29
|
34
|
35
|
38
|
30
|
41
|
36
|
21
|
25
|
19
|
23
|
9
|
9
|
18
|
35
|
46
|
55
|
53
|
|
|
2025/08
|
34
|
37
|
26
|
24
|
28
|
15
|
13
|
19
|
26
|
28
|
32
|
36
|
39
|
22
|
11
|
19
|
30
|
25
|
12
|
14
|
16
|
19
|
26
|
29
|
25
|
23
|
32
|
31
|
31
|
24
|
25
|
|
2025/07
|
12
|
12
|
16
|
23
|
37
|
43
|
43
|
37
|
38
|
23
|
24
|
26
|
25
|
28
|
23
|
22
|
23
|
35
|
31
|
26
|
17
|
12
|
15
|
24
|
24
|
28
|
23
|
21
|
23
|
24
|
22
|
|
2025/06
|
18
|
20
|
39
|
48
|
48
|
42
|
29
|
23
|
34
|
41
|
36
|
26
|
30
|
18
|
16
|
24
|
12
|
10
|
16
|
21
|
24
|
14
|
22
|
16
|
33
|
26
|
17
|
15
|
18
|
15
|
|
|
2025/05
|
49
|
59
|
59
|
52
|
38
|
52
|
66
|
50
|
31
|
54
|
49
|
57
|
61
|
52
|
63
|
26
|
31
|
24
|
29
|
18
|
20
|
23
|
27
|
55
|
55
|
45
|
45
|
19
|
19
|
30
|
20
|
|
2025/04
|
56
|
58
|
64
|
128
|
123
|
91
|
82
|
81
|
75
|
55
|
55
|
257
|
193
|
138
|
94
|
81
|
79
|
70
|
32
|
31
|
36
|
34
|
49
|
33
|
31
|
42
|
26
|
42
|
55
|
53
|
|
|
2025/03
|
35
|
36
|
18
|
21
|
31
|
39
|
51
|
49
|
50
|
40
|
48
|
46
|
51
|
29
|
20
|
43
|
39
|
41
|
48
|
52
|
56
|
65
|
78
|
79
|
78
|
78
|
76
|
66
|
52
|
21
|
43
|
|
2025/02
|
34
|
24
|
53
|
63
|
72
|
70
|
57
|
55
|
45
|
58
|
72
|
73
|
92
|
109
|
56
|
41
|
43
|
41
|
30
|
24
|
78
|
37
|
43
|
80
|
90
|
81
|
46
|
37
|
|||
|
2025/01
|
144
|
124
|
125
|
160
|
158
|
103
|
89
|
89
|
54
|
53
|
62
|
76
|
75
|
75
|
79
|
64
|
79
|
88
|
105
|
101
|
102
|
111
|
146
|
219
|
37
|
30
|
58
|
80
|
307
|
160
|
73
|
|
2024/12
|
71
|
76
|
89
|
128
|
44
|
39
|
44
|
60
|
103
|
68
|
40
|
68
|
80
|
54
|
57
|
68
|
80
|
74
|
95
|
120
|
114
|
102
|
86
|
101
|
112
|
107
|
102
|
125
|
108
|
127
|
114
|
|
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