Air Quality
Excellent
No health implications.
14
PM2.5
28
PM10
93
O3
0.4
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
74
Good
Sun
27 Apr
62
Good
Mon
28 Apr
67
Good
Tue
29 Apr
101
Light
Wed
30 Apr
119
Light
Thu
1 May
27
Excellent
Fri
2 May
45
Excellent
Air quality in the last 12 months (Qidong)
|
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
|
|
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
|
|
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