Air Quality
Excellent
No health implications.
3
PM2.5
21
PM10
37
O3
0.4
CO
8
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jul
51
Good
Tue
29 Jul
45
Excellent
Wed
30 Jul
45
Excellent
Thu
31 Jul
45
Excellent
Fri
1 Aug
52
Good
Sat
2 Aug
74
Good
Sun
3 Aug
27
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