Air Quality
Excellent
No health implications.
21
PM2.5
40
PM10
132
O3
0.4
CO
10
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
43
Excellent
Sat
27 Apr
49
Excellent
Sun
28 Apr
48
Excellent
Mon
29 Apr
47
Excellent
Tue
30 Apr
48
Excellent
Wed
1 May
46
Excellent
Thu
2 May
50
Excellent
Air quality in the last 12 months (Dinghu)
|
2024/02
|
50
|
27
|
29
|
32
|
18
|
16
|
10
|
11
|
23
|
41
|
38
|
46
|
46
|
36
|
32
|
26
|
39
|
26
|
26
|
20
|
36
|
27
|
16
|
11
|
12
|
17
|
14
|
25
|
25
|
||
|
2024/01
|
79
|
71
|
27
|
38
|
65
|
86
|
62
|
55
|
63
|
21
|
41
|
47
|
69
|
79
|
65
|
54
|
59
|
36
|
39
|
27
|
17
|
17
|
22
|
36
|
45
|
38
|
30
|
29
|
46
|
73
|
87
|
|
2023/12
|
41
|
47
|
53
|
53
|
27
|
25
|
26
|
46
|
117
|
85
|
37
|
34
|
46
|
83
|
68
|
14
|
23
|
32
|
10
|
25
|
21
|
51
|
48
|
36
|
35
|
37
|
42
|
48
|
49
|
47
|
38
|
|
2023/11
|
38
|
54
|
66
|
42
|
35
|
33
|
32
|
70
|
92
|
61
|
27
|
18
|
14
|
18
|
29
|
23
|
34
|
42
|
45
|
48
|
69
|
77
|
73
|
56
|
81
|
70
|
61
|
56
|
69
|
37
|
|
|
2023/10
|
38
|
25
|
37
|
44
|
30
|
26
|
27
|
18
|
15
|
12
|
17
|
32
|
31
|
42
|
50
|
45
|
53
|
52
|
52
|
26
|
18
|
22
|
27
|
35
|
53
|
62
|
55
|
46
|
41
|
39
|
37
|
|
2023/09
|
21
|
19
|
30
|
24
|
28
|
21
|
10
|
21
|
28
|
16
|
23
|
33
|
31
|
16
|
13
|
31
|
31
|
21
|
25
|
25
|
32
|
40
|
62
|
35
|
33
|
43
|
53
|
41
|
35
|
39
|
|
|
2023/08
|
40
|
48
|
60
|
18
|
21
|
22
|
23
|
20
|
23
|
21
|
31
|
28
|
26
|
33
|
28
|
34
|
30
|
36
|
38
|
33
|
25
|
28
|
22
|
38
|
25
|
25
|
25
|
29
|
18
|
20
|
23
|
|
2023/07
|
21
|
22
|
17
|
25
|
27
|
20
|
18
|
22
|
19
|
21
|
19
|
20
|
22
|
30
|
34
|
29
|
16
|
25
|
30
|
19
|
27
|
24
|
19
|
20
|
23
|
35
|
21
|
20
|
30
|
24
|
30
|
|
2023/06
|
39
|
48
|
35
|
28
|
22
|
33
|
28
|
25
|
44
|
30
|
36
|
60
|
48
|
37
|
39
|
32
|
16
|
23
|
25
|
29
|
26
|
26
|
24
|
27
|
25
|
25
|
42
|
18
|
23
|
23
|
|
|
2023/05
|
61
|
42
|
33
|
25
|
21
|
26
|
26
|
27
|
49
|
44
|
40
|
16
|
34
|
43
|
45
|
39
|
28
|
43
|
59
|
39
|
34
|
40
|
31
|
40
|
61
|
23
|
32
|
39
|
48
|
42
|
41
|
|
2023/04
|
33
|
49
|
44
|
29
|
43
|
42
|
25
|
60
|
66
|
65
|
112
|
54
|
43
|
51
|
32
|
37
|
52
|
45
|
32
|
73
|
41
|
44
|
40
|
33
|
13
|
25
|
53
|
45
|
26
|
33
|
|
|
2023/03
|
74
|
72
|
82
|
81
|
72
|
67
|
46
|
41
|
51
|
70
|
48
|
44
|
80
|
82
|
58
|
62
|
44
|
59
|
44
|
38
|
40
|
44
|
41
|
27
|
42
|
12
|
14
|
23
|
16
|
18
|
20
|
|
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