Air Quality
Excellent
No health implications.
14
PM2.5
33
PM10
77
O3
0.6
CO
3
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Aug
59
Good
Sat
2 Aug
65
Good
Sun
3 Aug
83
Good
Mon
4 Aug
94
Good
Tue
5 Aug
95
Good
Wed
6 Aug
98
Good
Thu
7 Aug
15
Excellent
Air quality in the last 12 months (Qidong)
|
2025/06
|
15
|
9
|
30
|
54
|
41
|
35
|
30
|
10
|
13
|
11
|
15
|
9
|
9
|
33
|
14
|
24
|
47
|
34
|
30
|
21
|
22
|
9
|
8
|
14
|
28
|
35
|
31
|
30
|
21
|
14
|
|
|
2025/05
|
54
|
50
|
45
|
20
|
23
|
55
|
42
|
41
|
21
|
38
|
40
|
50
|
42
|
32
|
37
|
21
|
45
|
50
|
38
|
33
|
21
|
23
|
10
|
38
|
42
|
32
|
27
|
29
|
38
|
50
|
42
|
|
2025/04
|
40
|
61
|
40
|
31
|
53
|
53
|
60
|
67
|
73
|
60
|
46
|
68
|
90
|
60
|
54
|
58
|
62
|
53
|
41
|
26
|
28
|
40
|
49
|
69
|
44
|
30
|
32
|
27
|
36
|
44
|
|
|
2025/03
|
33
|
49
|
12
|
11
|
14
|
36
|
40
|
46
|
35
|
25
|
37
|
19
|
36
|
38
|
25
|
40
|
47
|
38
|
29
|
55
|
60
|
64
|
70
|
63
|
82
|
63
|
67
|
38
|
58
|
26
|
33
|
|
2025/02
|
21
|
53
|
66
|
48
|
49
|
31
|
49
|
35
|
40
|
47
|
23
|
72
|
32
|
27
|
53
|
113
|
49
|
35
|
34
|
21
|
28
|
52
|
35
|
50
|
69
|
134
|
107
|
38
|
|||
|
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
|
|
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