Air Quality
Excellent
No health implications.
2
PM2.5
6
PM10
9
O3
0.5
CO
5
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Sep
50
Excellent
Wed
17 Sep
52
Good
Thu
18 Sep
48
Excellent
Fri
19 Sep
43
Excellent
Sat
20 Sep
46
Excellent
Sun
21 Sep
33
Excellent
Mon
22 Sep
19
Excellent
Air quality in the last 12 months (Dongtou)
|
2025/08
|
40
|
36
|
40
|
30
|
22
|
35
|
44
|
49
|
44
|
41
|
36
|
25
|
24
|
17
|
17
|
20
|
22
|
17
|
20
|
37
|
31
|
29
|
22
|
18
|
15
|
14
|
14
|
15
|
14
|
12
|
14
|
|
2025/07
|
18
|
25
|
23
|
24
|
16
|
14
|
9
|
11
|
16
|
19
|
18
|
26
|
30
|
37
|
43
|
40
|
31
|
20
|
22
|
21
|
14
|
18
|
22
|
21
|
14
|
18
|
17
|
18
|
18
|
18
|
40
|
|
2025/06
|
38
|
49
|
21
|
32
|
35
|
37
|
36
|
36
|
28
|
19
|
9
|
28
|
20
|
30
|
29
|
20
|
42
|
33
|
23
|
20
|
33
|
37
|
23
|
34
|
28
|
31
|
27
|
23
|
17
|
12
|
|
|
2025/05
|
38
|
44
|
57
|
28
|
39
|
47
|
57
|
55
|
51
|
30
|
32
|
38
|
30
|
29
|
25
|
35
|
47
|
19
|
34
|
38
|
25
|
29
|
40
|
26
|
57
|
42
|
22
|
35
|
22
|
45
|
47
|
|
2025/04
|
32
|
49
|
55
|
47
|
43
|
54
|
56
|
59
|
59
|
52
|
46
|
51
|
92
|
92
|
68
|
57
|
78
|
60
|
45
|
43
|
48
|
40
|
27
|
38
|
29
|
44
|
50
|
41
|
39
|
37
|
|
|
2025/03
|
50
|
49
|
49
|
27
|
19
|
18
|
39
|
54
|
47
|
38
|
58
|
43
|
30
|
34
|
19
|
31
|
43
|
48
|
46
|
56
|
48
|
50
|
55
|
71
|
80
|
57
|
57
|
34
|
46
|
28
|
25
|
|
2025/02
|
28
|
13
|
46
|
72
|
53
|
55
|
49
|
37
|
35
|
41
|
40
|
41
|
72
|
39
|
45
|
74
|
72
|
27
|
49
|
30
|
20
|
39
|
29
|
91
|
91
|
81
|
81
|
55
|
|||
|
2025/01
|
71
|
40
|
46
|
43
|
44
|
67
|
76
|
68
|
61
|
39
|
45
|
57
|
61
|
61
|
80
|
45
|
61
|
60
|
55
|
76
|
112
|
73
|
39
|
24
|
35
|
31
|
30
|
45
|
78
|
43
|
42
|
|
2024/12
|
54
|
54
|
52
|
48
|
42
|
29
|
47
|
62
|
32
|
41
|
22
|
32
|
19
|
103
|
81
|
56
|
57
|
60
|
35
|
33
|
57
|
57
|
37
|
31
|
37
|
83
|
116
|
58
|
54
|
54
|
68
|
|
2024/11
|
10
|
18
|
45
|
49
|
43
|
25
|
29
|
33
|
36
|
26
|
24
|
35
|
35
|
35
|
14
|
17
|
17
|
18
|
17
|
24
|
36
|
37
|
39
|
28
|
36
|
17
|
41
|
43
|
47
|
46
|
|
|
2024/10
|
15
|
14
|
18
|
17
|
19
|
16
|
12
|
18
|
41
|
49
|
52
|
41
|
28
|
43
|
30
|
30
|
37
|
37
|
30
|
18
|
37
|
42
|
30
|
29
|
24
|
19
|
18
|
21
|
47
|
28
|
20
|
|
2024/09
|
36
|
29
|
21
|
22
|
23
|
17
|
18
|
14
|
28
|
33
|
30
|
29
|
17
|
21
|
21
|
20
|
21
|
24
|
15
|
23
|
25
|
16
|
17
|
15
|
15
|
20
|
26
|
34
|
29
|
21
|
|
|
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