Air Quality
Excellent
No health implications.
8
PM2.5
20
PM10
72
O3
0.4
CO
8
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Aug
87
Good
Fri
15 Aug
92
Good
Sat
16 Aug
95
Good
Sun
17 Aug
94
Good
Mon
18 Aug
100
Good
Tue
19 Aug
100
Good
Wed
20 Aug
50
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