Air Quality
Excellent
No health implications.
6
PM2.5
19
PM10
94
O3
0.6
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Sep
61
Good
Tue
15 Sep
64
Good
Wed
16 Sep
55
Good
Thu
17 Sep
52
Good
Fri
18 Sep
46
Excellent
Sat
19 Sep
27
Excellent
Sun
20 Sep
39
Excellent
Air quality in the last 12 months (Dinghai)
|
2026/08
|
48
|
52
|
31
|
31
|
25
|
29
|
28
|
28
|
22
|
22
|
20
|
23
|
27
|
25
|
41
|
27
|
21
|
19
|
16
|
15
|
16
|
19
|
23
|
19
|
23
|
29
|
28
|
25
|
21
|
19
|
21
|
|
2026/07
|
25
|
28
|
29
|
37
|
36
|
40
|
33
|
36
|
22
|
28
|
34
|
36
|
31
|
25
|
32
|
52
|
54
|
45
|
52
|
40
|
44
|
44
|
41
|
34
|
19
|
22
|
16
|
13
|
16
|
23
|
35
|
|
2026/06
|
38
|
36
|
44
|
46
|
36
|
29
|
32
|
29
|
25
|
29
|
34
|
27
|
29
|
32
|
26
|
24
|
34
|
33
|
25
|
30
|
31
|
27
|
23
|
29
|
22
|
26
|
32
|
35
|
24
|
22
|
|
|
2026/05
|
48
|
40
|
36
|
31
|
31
|
33
|
33
|
33
|
27
|
30
|
28
|
26
|
23
|
21
|
28
|
28
|
30
|
27
|
31
|
42
|
49
|
31
|
38
|
28
|
40
|
54
|
35
|
44
|
40
|
38
|
40
|
|
2026/04
|
35
|
48
|
40
|
39
|
45
|
34
|
34
|
29
|
41
|
42
|
41
|
32
|
27
|
38
|
34
|
34
|
46
|
28
|
37
|
32
|
60
|
34
|
29
|
42
|
35
|
42
|
41
|
45
|
32
|
38
|
|
|
2026/03
|
24
|
20
|
25
|
26
|
26
|
37
|
32
|
27
|
33
|
29
|
27
|
37
|
49
|
39
|
26
|
31
|
37
|
36
|
38
|
33
|
28
|
35
|
32
|
32
|
45
|
28
|
29
|
37
|
51
|
33
|
34
|
|
2026/02
|
63
|
99
|
49
|
31
|
49
|
50
|
27
|
48
|
22
|
31
|
86
|
94
|
51
|
28
|
41
|
27
|
38
|
59
|
68
|
50
|
32
|
76
|
66
|
22
|
31
|
27
|
14
|
41
|
|||
|
2026/01
|
13
|
31
|
38
|
32
|
60
|
86
|
49
|
64
|
65
|
61
|
67
|
54
|
63
|
57
|
58
|
74
|
57
|
58
|
32
|
14
|
28
|
29
|
45
|
69
|
38
|
33
|
37
|
28
|
30
|
30
|
10
|
|
2025/12
|
67
|
49
|
41
|
28
|
26
|
47
|
36
|
44
|
35
|
25
|
50
|
28
|
29
|
47
|
55
|
35
|
66
|
34
|
32
|
63
|
31
|
22
|
33
|
33
|
31
|
21
|
21
|
33
|
31
|
54
|
28
|
|
2025/11
|
75
|
55
|
12
|
19
|
20
|
28
|
25
|
33
|
17
|
41
|
20
|
21
|
20
|
44
|
32
|
28
|
23
|
34
|
42
|
50
|
63
|
93
|
52
|
58
|
90
|
50
|
127
|
148
|
83
|
57
|
|
|
2025/10
|
23
|
18
|
16
|
19
|
17
|
26
|
31
|
17
|
19
|
27
|
30
|
32
|
23
|
39
|
22
|
13
|
22
|
21
|
25
|
31
|
30
|
27
|
26
|
30
|
27
|
34
|
31
|
13
|
17
|
19
|
21
|
|
2025/09
|
23
|
18
|
12
|
18
|
15
|
20
|
15
|
20
|
28
|
18
|
35
|
27
|
33
|
22
|
20
|
16
|
20
|
24
|
20
|
21
|
19
|
21
|
19
|
22
|
18
|
16
|
22
|
21
|
20
|
17
|
|
|
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