Air Quality
Excellent
No health implications.
22
PM2.5
30
PM10
116
O3
0.3
CO
5
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Sep
94
Good
Tue
16 Sep
98
Good
Wed
17 Sep
97
Good
Thu
18 Sep
85
Good
Fri
19 Sep
72
Good
Sat
20 Sep
77
Good
Sun
21 Sep
39
Excellent
Air quality in the last 12 months (Dinghu)
|
2025/08
|
16
|
24
|
27
|
38
|
25
|
15
|
35
|
47
|
26
|
24
|
25
|
26
|
29
|
28
|
15
|
32
|
25
|
13
|
24
|
22
|
18
|
29
|
45
|
30
|
27
|
38
|
27
|
24
|
33
|
29
|
25
|
|
2025/07
|
15
|
22
|
34
|
32
|
48
|
37
|
34
|
21
|
24
|
24
|
12
|
37
|
23
|
33
|
31
|
31
|
33
|
32
|
26
|
10
|
15
|
13
|
20
|
17
|
28
|
27
|
36
|
39
|
29
|
27
|
21
|
|
2025/06
|
36
|
31
|
19
|
36
|
38
|
31
|
22
|
21
|
33
|
40
|
23
|
19
|
16
|
18
|
17
|
29
|
16
|
13
|
14
|
16
|
14
|
19
|
18
|
21
|
22
|
19
|
14
|
20
|
22
|
22
|
|
|
2025/05
|
35
|
46
|
36
|
24
|
27
|
33
|
25
|
18
|
15
|
33
|
27
|
36
|
39
|
35
|
26
|
17
|
28
|
20
|
30
|
24
|
27
|
31
|
20
|
19
|
34
|
43
|
65
|
72
|
50
|
27
|
39
|
|
2025/04
|
21
|
42
|
53
|
54
|
77
|
58
|
71
|
69
|
53
|
46
|
36
|
67
|
199
|
142
|
91
|
92
|
72
|
69
|
34
|
34
|
29
|
35
|
41
|
30
|
18
|
49
|
59
|
29
|
39
|
44
|
|
|
2025/03
|
33
|
27
|
45
|
39
|
15
|
8
|
12
|
24
|
46
|
65
|
29
|
31
|
28
|
25
|
22
|
10
|
46
|
32
|
28
|
38
|
46
|
60
|
47
|
62
|
63
|
53
|
34
|
46
|
11
|
9
|
8
|
|
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
|
|
|
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