Air Quality
Excellent
No health implications.
6
PM2.5
8
PM10
25
O3
0.4
CO
9
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jul
46
Excellent
Thu
31 Jul
46
Excellent
Fri
1 Aug
53
Good
Sat
2 Aug
73
Good
Sun
3 Aug
82
Good
Mon
4 Aug
78
Good
Tue
5 Aug
24
Excellent
Air quality in the last 12 months (Dongtai)
|
2025/06
|
25
|
8
|
44
|
69
|
69
|
57
|
42
|
19
|
16
|
28
|
18
|
21
|
19
|
22
|
29
|
45
|
40
|
51
|
38
|
21
|
14
|
22
|
19
|
22
|
47
|
56
|
25
|
24
|
26
|
34
|
|
|
2025/05
|
54
|
58
|
48
|
31
|
29
|
59
|
62
|
44
|
12
|
31
|
42
|
57
|
57
|
59
|
76
|
20
|
60
|
50
|
64
|
62
|
34
|
38
|
39
|
48
|
49
|
53
|
48
|
39
|
39
|
57
|
76
|
|
2025/04
|
52
|
64
|
48
|
55
|
66
|
61
|
85
|
81
|
84
|
59
|
69
|
108
|
80
|
57
|
51
|
62
|
65
|
72
|
61
|
36
|
42
|
35
|
56
|
68
|
54
|
50
|
42
|
38
|
62
|
63
|
|
|
2025/03
|
71
|
55
|
23
|
11
|
41
|
42
|
59
|
79
|
72
|
40
|
72
|
72
|
55
|
46
|
34
|
44
|
49
|
40
|
50
|
75
|
57
|
60
|
70
|
82
|
97
|
90
|
113
|
47
|
87
|
40
|
44
|
|
2025/02
|
30
|
73
|
81
|
51
|
59
|
39
|
52
|
32
|
46
|
63
|
45
|
90
|
66
|
54
|
105
|
135
|
53
|
48
|
41
|
31
|
31
|
54
|
47
|
62
|
99
|
135
|
157
|
109
|
|||
|
2025/01
|
72
|
52
|
55
|
43
|
99
|
96
|
62
|
64
|
36
|
38
|
73
|
91
|
98
|
120
|
50
|
63
|
87
|
93
|
127
|
159
|
103
|
41
|
32
|
26
|
35
|
51
|
56
|
70
|
159
|
63
|
51
|
|
2024/12
|
85
|
98
|
46
|
43
|
107
|
145
|
133
|
37
|
50
|
47
|
65
|
43
|
73
|
53
|
67
|
73
|
96
|
54
|
35
|
65
|
88
|
50
|
54
|
77
|
100
|
108
|
59
|
59
|
80
|
103
|
70
|
|
2024/11
|
18
|
62
|
64
|
61
|
39
|
36
|
31
|
25
|
34
|
42
|
47
|
61
|
47
|
44
|
36
|
33
|
30
|
28
|
26
|
41
|
63
|
66
|
35
|
29
|
23
|
39
|
64
|
68
|
52
|
64
|
|
|
2024/10
|
18
|
24
|
20
|
25
|
21
|
11
|
14
|
37
|
36
|
62
|
79
|
73
|
28
|
32
|
69
|
45
|
28
|
33
|
25
|
26
|
14
|
35
|
37
|
35
|
34
|
22
|
34
|
35
|
38
|
36
|
32
|
|
2024/09
|
37
|
34
|
17
|
21
|
29
|
24
|
24
|
20
|
16
|
22
|
13
|
25
|
19
|
25
|
25
|
18
|
17
|
15
|
16
|
9
|
15
|
22
|
26
|
28
|
27
|
22
|
32
|
24
|
30
|
32
|
|
|
2024/08
|
33
|
24
|
38
|
41
|
33
|
27
|
39
|
31
|
29
|
42
|
57
|
52
|
38
|
21
|
19
|
23
|
23
|
18
|
15
|
19
|
21
|
43
|
44
|
30
|
19
|
21
|
21
|
20
|
16
|
22
|
22
|
|
2024/07
|
24
|
24
|
32
|
28
|
28
|
30
|
28
|
30
|
30
|
31
|
52
|
42
|
17
|
14
|
29
|
59
|
44
|
23
|
35
|
35
|
28
|
38
|
41
|
24
|
20
|
23
|
23
|
21
|
23
|
30
|
32
|
|
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