Air Quality
Excellent
No health implications.
3
PM2.5
8
PM10
19
O3
0.7
CO
2
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Mar
45
Excellent
Tue
1 Apr
54
Good
Wed
2 Apr
81
Good
Thu
3 Apr
84
Good
Fri
4 Apr
92
Good
Sat
5 Apr
56
Good
Sun
6 Apr
65
Good
Air quality in the last 12 months (Dinghu)
|
2025/02
|
35
|
31
|
9
|
22
|
38
|
40
|
17
|
39
|
43
|
42
|
52
|
51
|
36
|
62
|
44
|
68
|
39
|
46
|
51
|
46
|
34
|
36
|
17
|
29
|
60
|
62
|
91
|
58
|
|||
|
2025/01
|
65
|
62
|
51
|
59
|
72
|
82
|
75
|
73
|
72
|
45
|
44
|
39
|
39
|
64
|
45
|
60
|
45
|
50
|
43
|
48
|
59
|
66
|
54
|
45
|
32
|
17
|
25
|
36
|
57
|
67
|
38
|
|
2024/12
|
53
|
66
|
54
|
44
|
67
|
73
|
45
|
18
|
47
|
53
|
45
|
19
|
26
|
50
|
43
|
36
|
36
|
38
|
43
|
62
|
48
|
60
|
63
|
66
|
61
|
52
|
65
|
74
|
81
|
74
|
59
|
|
2024/11
|
31
|
32
|
44
|
40
|
34
|
44
|
30
|
30
|
38
|
36
|
39
|
35
|
37
|
29
|
27
|
18
|
28
|
20
|
18
|
16
|
18
|
27
|
32
|
42
|
30
|
11
|
24
|
27
|
25
|
32
|
|
|
2024/10
|
21
|
17
|
30
|
29
|
30
|
36
|
48
|
61
|
51
|
32
|
33
|
54
|
71
|
56
|
44
|
46
|
29
|
36
|
26
|
25
|
29
|
28
|
12
|
22
|
24
|
32
|
25
|
13
|
20
|
28
|
30
|
|
2024/09
|
20
|
30
|
20
|
27
|
25
|
13
|
18
|
21
|
18
|
27
|
34
|
41
|
29
|
29
|
18
|
22
|
25
|
26
|
32
|
32
|
15
|
12
|
15
|
15
|
25
|
16
|
26
|
32
|
34
|
31
|
|
|
2024/08
|
17
|
27
|
28
|
27
|
28
|
25
|
45
|
27
|
26
|
24
|
23
|
19
|
28
|
15
|
13
|
19
|
23
|
20
|
22
|
24
|
21
|
27
|
34
|
26
|
22
|
25
|
38
|
25
|
29
|
37
|
32
|
|
2024/07
|
25
|
21
|
19
|
23
|
20
|
20
|
17
|
21
|
24
|
15
|
16
|
14
|
15
|
29
|
23
|
23
|
26
|
20
|
32
|
35
|
20
|
21
|
25
|
20
|
25
|
34
|
17
|
25
|
18
|
19
|
23
|
|
2024/06
|
13
|
20
|
30
|
32
|
54
|
14
|
37
|
38
|
14
|
15
|
18
|
25
|
24
|
21
|
16
|
21
|
26
|
22
|
24
|
21
|
16
|
23
|
14
|
15
|
16
|
26
|
31
|
19
|
17
|
21
|
|
|
2024/05
|
18
|
29
|
35
|
42
|
24
|
62
|
15
|
30
|
47
|
50
|
35
|
30
|
37
|
48
|
49
|
52
|
53
|
52
|
34
|
14
|
10
|
21
|
43
|
30
|
29
|
19
|
31
|
23
|
29
|
52
|
20
|
|
2024/04
|
42
|
36
|
26
|
33
|
20
|
23
|
21
|
30
|
24
|
51
|
55
|
52
|
40
|
38
|
40
|
34
|
33
|
42
|
34
|
18
|
24
|
51
|
39
|
35
|
31
|
36
|
49
|
48
|
37
|
26
|
|
|
2024/03
|
28
|
40
|
55
|
55
|
67
|
32
|
40
|
44
|
43
|
22
|
20
|
25
|
59
|
60
|
65
|
82
|
105
|
55
|
21
|
61
|
61
|
56
|
54
|
34
|
36
|
36
|
44
|
42
|
38
|
41
|
35
|
|
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