Air Quality
Excellent
No health implications.
9
PM2.5
11
PM10
78
O3
0.5
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
70
Good
Thu
13 Mar
101
Light
Fri
14 Mar
70
Good
Sat
15 Mar
40
Excellent
Sun
16 Mar
45
Excellent
Mon
17 Mar
71
Good
Tue
18 Mar
29
Excellent
Air quality in the last 12 months (Qidong)
|
2025/01
|
47
|
29
|
41
|
23
|
73
|
89
|
58
|
66
|
26
|
32
|
58
|
76
|
82
|
95
|
37
|
59
|
75
|
67
|
89
|
124
|
70
|
26
|
35
|
32
|
31
|
38
|
57
|
65
|
113
|
40
|
33
|
|
2024/12
|
60
|
86
|
51
|
21
|
64
|
131
|
111
|
23
|
28
|
31
|
56
|
33
|
57
|
53
|
59
|
67
|
80
|
57
|
33
|
51
|
83
|
42
|
31
|
44
|
57
|
104
|
39
|
53
|
63
|
71
|
74
|
|
2024/11
|
11
|
47
|
44
|
40
|
22
|
19
|
21
|
22
|
27
|
28
|
29
|
40
|
32
|
29
|
48
|
21
|
22
|
23
|
22
|
24
|
59
|
67
|
17
|
21
|
19
|
39
|
59
|
68
|
48
|
59
|
|
|
2024/10
|
16
|
21
|
16
|
15
|
15
|
9
|
12
|
32
|
26
|
44
|
63
|
41
|
17
|
20
|
43
|
23
|
28
|
34
|
23
|
26
|
28
|
34
|
33
|
19
|
29
|
13
|
15
|
35
|
17
|
22
|
20
|
|
2024/09
|
27
|
27
|
17
|
18
|
18
|
34
|
41
|
23
|
17
|
24
|
13
|
21
|
15
|
16
|
16
|
21
|
19
|
13
|
21
|
13
|
15
|
24
|
19
|
17
|
11
|
11
|
23
|
21
|
28
|
31
|
|
|
2024/08
|
36
|
38
|
40
|
28
|
26
|
24
|
24
|
25
|
22
|
31
|
34
|
42
|
35
|
17
|
21
|
32
|
18
|
16
|
12
|
23
|
22
|
40
|
27
|
23
|
16
|
14
|
25
|
23
|
16
|
19
|
18
|
|
2024/07
|
25
|
23
|
25
|
33
|
37
|
35
|
40
|
40
|
39
|
24
|
17
|
15
|
33
|
40
|
44
|
26
|
31
|
32
|
37
|
32
|
30
|
26
|
19
|
21
|
25
|
30
|
28
|
22
|
17
|
16
|
25
|
|
2024/06
|
46
|
17
|
39
|
37
|
22
|
14
|
15
|
16
|
34
|
27
|
11
|
16
|
26
|
21
|
17
|
19
|
12
|
18
|
11
|
24
|
32
|
27
|
28
|
35
|
34
|
13
|
13
|
19
|
23
|
16
|
|
|
2024/05
|
31
|
36
|
30
|
28
|
28
|
54
|
43
|
30
|
16
|
27
|
44
|
70
|
58
|
35
|
40
|
32
|
29
|
29
|
26
|
20
|
18
|
30
|
20
|
13
|
18
|
26
|
19
|
20
|
26
|
25
|
31
|
|
2024/04
|
51
|
23
|
31
|
45
|
47
|
41
|
37
|
38
|
53
|
52
|
37
|
20
|
14
|
13
|
32
|
30
|
44
|
74
|
101
|
38
|
20
|
21
|
31
|
38
|
32
|
26
|
16
|
15
|
20
|
35
|
|
|
2024/03
|
39
|
57
|
67
|
32
|
24
|
52
|
38
|
69
|
74
|
30
|
52
|
90
|
49
|
42
|
29
|
32
|
60
|
46
|
86
|
87
|
51
|
65
|
62
|
59
|
50
|
35
|
32
|
54
|
58
|
63
|
63
|
|
2024/02
|
23
|
25
|
24
|
26
|
46
|
61
|
40
|
76
|
139
|
188
|
158
|
99
|
50
|
49
|
41
|
28
|
26
|
29
|
42
|
28
|
19
|
29
|
40
|
51
|
86
|
65
|
46
|
32
|
24
|
||
|
1
|
2
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3
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4
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5
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6
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7
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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