Air Quality
Excellent
No health implications.
24
PM2.5
46
PM10
86
O3
0.6
CO
5
SO2
29
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Apr
55
Good
Fri
10 Apr
86
Good
Sat
11 Apr
54
Good
Sun
12 Apr
57
Good
Mon
13 Apr
54
Good
Tue
14 Apr
45
Excellent
Wed
15 Apr
41
Excellent
Air quality in the last 12 months (Dinghai)
|
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
|
|
|
2025/08
|
37
|
37
|
41
|
38
|
24
|
32
|
43
|
44
|
46
|
46
|
39
|
25
|
21
|
20
|
15
|
27
|
25
|
11
|
11
|
25
|
36
|
29
|
24
|
18
|
16
|
17
|
12
|
13
|
13
|
12
|
19
|
|
2025/07
|
21
|
22
|
27
|
29
|
23
|
18
|
16
|
20
|
18
|
22
|
15
|
12
|
13
|
42
|
36
|
40
|
29
|
26
|
26
|
28
|
25
|
21
|
22
|
22
|
21
|
16
|
17
|
22
|
20
|
11
|
40
|
|
2025/06
|
22
|
23
|
23
|
34
|
28
|
35
|
32
|
27
|
35
|
25
|
11
|
14
|
17
|
25
|
19
|
15
|
36
|
29
|
23
|
23
|
33
|
21
|
23
|
22
|
23
|
28
|
33
|
26
|
18
|
16
|
|
|
2025/05
|
41
|
49
|
53
|
23
|
27
|
59
|
59
|
53
|
32
|
42
|
36
|
41
|
39
|
25
|
24
|
23
|
37
|
43
|
22
|
29
|
17
|
18
|
12
|
43
|
41
|
24
|
23
|
25
|
31
|
59
|
40
|
|
2025/04
|
38
|
44
|
35
|
21
|
47
|
58
|
50
|
59
|
39
|
43
|
35
|
105
|
113
|
77
|
54
|
59
|
64
|
45
|
25
|
41
|
22
|
34
|
38
|
59
|
41
|
24
|
28
|
26
|
35
|
28
|
|
|
2025/03
|
22
|
29
|
27
|
18
|
12
|
29
|
36
|
48
|
24
|
34
|
29
|
23
|
34
|
42
|
13
|
42
|
37
|
44
|
31
|
40
|
49
|
50
|
47
|
55
|
58
|
46
|
52
|
41
|
57
|
30
|
28
|
|
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