Air Quality
Excellent
No health implications.
23
PM2.5
43
PM10
81
O3
0.6
CO
3
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
91
Good
Wed
16 Jul
86
Good
Thu
17 Jul
57
Good
Fri
18 Jul
47
Excellent
Sat
19 Jul
41
Excellent
Sun
20 Jul
40
Excellent
Mon
21 Jul
19
Excellent
Air quality in the last 12 months (Dongtou)
|
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
|
|
|
2024/08
|
31
|
49
|
49
|
44
|
30
|
28
|
37
|
33
|
37
|
40
|
51
|
47
|
42
|
31
|
27
|
25
|
21
|
18
|
15
|
19
|
21
|
29
|
40
|
38
|
27
|
22
|
43
|
27
|
32
|
26
|
31
|
|
2024/07
|
31
|
26
|
29
|
24
|
34
|
25
|
30
|
27
|
29
|
38
|
44
|
43
|
36
|
34
|
19
|
18
|
22
|
32
|
29
|
18
|
17
|
15
|
18
|
20
|
24
|
23
|
20
|
20
|
17
|
13
|
18
|
|
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