Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
56
O3
0.3
CO
8
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Dec
44
Excellent
Wed
25 Dec
47
Excellent
Thu
26 Dec
59
Good
Fri
27 Dec
47
Excellent
Sat
28 Dec
44
Excellent
Sun
29 Dec
99
Good
Mon
30 Dec
69
Good
Air quality in the last 12 months (Dinghai)
|
2024/11
|
11
|
40
|
43
|
36
|
23
|
17
|
19
|
26
|
20
|
11
|
24
|
26
|
34
|
24
|
14
|
11
|
23
|
26
|
21
|
21
|
30
|
60
|
15
|
17
|
24
|
31
|
43
|
62
|
43
|
45
|
|
|
2024/10
|
15
|
22
|
18
|
18
|
10
|
14
|
10
|
26
|
24
|
40
|
40
|
27
|
18
|
26
|
28
|
20
|
26
|
34
|
25
|
34
|
38
|
33
|
26
|
18
|
25
|
15
|
20
|
32
|
17
|
25
|
17
|
|
2024/09
|
22
|
23
|
22
|
20
|
19
|
35
|
43
|
27
|
24
|
23
|
12
|
24
|
16
|
18
|
22
|
14
|
20
|
22
|
20
|
17
|
15
|
21
|
26
|
21
|
40
|
24
|
19
|
30
|
31
|
21
|
|
|
2024/08
|
31
|
39
|
33
|
34
|
22
|
31
|
33
|
24
|
26
|
32
|
37
|
48
|
44
|
22
|
33
|
32
|
25
|
15
|
13
|
21
|
24
|
32
|
28
|
30
|
19
|
18
|
32
|
20
|
21
|
24
|
24
|
|
2024/07
|
33
|
33
|
34
|
34
|
30
|
22
|
29
|
29
|
30
|
41
|
44
|
33
|
32
|
35
|
18
|
16
|
21
|
35
|
31
|
20
|
23
|
17
|
18
|
24
|
31
|
35
|
31
|
23
|
19
|
18
|
22
|
|
2024/06
|
33
|
13
|
26
|
50
|
22
|
13
|
12
|
20
|
31
|
19
|
11
|
23
|
27
|
16
|
25
|
30
|
17
|
14
|
19
|
23
|
46
|
36
|
30
|
34
|
17
|
16
|
29
|
21
|
23
|
26
|
|
|
2024/05
|
29
|
30
|
33
|
26
|
31
|
36
|
47
|
31
|
17
|
24
|
33
|
48
|
52
|
30
|
42
|
29
|
30
|
31
|
24
|
19
|
22
|
29
|
16
|
20
|
17
|
24
|
26
|
15
|
20
|
26
|
19
|
|
2024/04
|
36
|
21
|
32
|
26
|
50
|
34
|
42
|
24
|
52
|
48
|
41
|
26
|
17
|
17
|
40
|
26
|
12
|
58
|
111
|
49
|
28
|
15
|
21
|
29
|
34
|
32
|
22
|
20
|
27
|
16
|
|
|
2024/03
|
40
|
61
|
54
|
34
|
23
|
40
|
40
|
86
|
60
|
35
|
34
|
65
|
34
|
45
|
27
|
23
|
42
|
61
|
56
|
104
|
75
|
61
|
55
|
44
|
46
|
27
|
17
|
26
|
36
|
38
|
56
|
|
2024/02
|
20
|
21
|
19
|
19
|
32
|
60
|
39
|
40
|
135
|
155
|
86
|
89
|
38
|
33
|
34
|
25
|
22
|
25
|
34
|
17
|
16
|
20
|
35
|
31
|
65
|
53
|
45
|
28
|
26
|
||
|
2024/01
|
57
|
38
|
90
|
97
|
50
|
103
|
68
|
20
|
65
|
125
|
100
|
80
|
72
|
71
|
29
|
21
|
20
|
53
|
25
|
35
|
50
|
27
|
31
|
41
|
60
|
90
|
112
|
105
|
93
|
35
|
20
|
|
2023/12
|
36
|
43
|
44
|
48
|
56
|
61
|
76
|
53
|
47
|
36
|
30
|
44
|
36
|
28
|
24
|
45
|
30
|
23
|
21
|
48
|
34
|
37
|
57
|
65
|
84
|
84
|
37
|
73
|
43
|
52
|
148
|
|
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