Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
34
O3
0.9
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
43
Excellent
Thu
19 Mar
60
Good
Fri
20 Mar
61
Good
Sat
21 Mar
58
Good
Sun
22 Mar
58
Good
Mon
23 Mar
61
Good
Tue
24 Mar
22
Excellent
Qidong Air quality rank
Air quality in the last 12 months (Qidong)
|
2026/02
|
55
|
60
|
76
|
102
|
124
|
83
|
84
|
68
|
68
|
67
|
70
|
83
|
74
|
69
|
73
|
23
|
88
|
89
|
58
|
52
|
66
|
69
|
65
|
33
|
53
|
38
|
20
|
22
|
|||
|
2026/01
|
32
|
58
|
72
|
79
|
55
|
77
|
76
|
68
|
73
|
117
|
124
|
121
|
128
|
103
|
106
|
136
|
124
|
125
|
43
|
26
|
60
|
61
|
70
|
58
|
78
|
55
|
116
|
92
|
68
|
31
|
46
|
|
2025/12
|
88
|
121
|
92
|
72
|
76
|
92
|
109
|
118
|
125
|
131
|
120
|
134
|
27
|
54
|
68
|
81
|
91
|
121
|
103
|
78
|
89
|
106
|
65
|
52
|
57
|
66
|
78
|
89
|
108
|
126
|
166
|
|
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
|
|
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