Air Quality
Excellent
No health implications.
4
PM2.5
17
PM10
60
O3
0.5
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Oct
45
Excellent
Tue
21 Oct
41
Excellent
Wed
22 Oct
47
Excellent
Thu
23 Oct
47
Excellent
Fri
24 Oct
47
Excellent
Sat
25 Oct
39
Excellent
Sun
26 Oct
50
Excellent
Air quality in the last 12 months (Dongshan)
|
2025/08
|
27
|
26
|
21
|
12
|
14
|
28
|
35
|
37
|
22
|
13
|
16
|
23
|
27
|
15
|
23
|
24
|
23
|
18
|
17
|
25
|
26
|
26
|
23
|
23
|
28
|
21
|
19
|
23
|
24
|
21
|
28
|
|
2025/07
|
20
|
20
|
26
|
29
|
13
|
18
|
38
|
38
|
33
|
13
|
11
|
31
|
40
|
35
|
31
|
34
|
37
|
27
|
24
|
23
|
20
|
15
|
20
|
29
|
24
|
29
|
34
|
25
|
23
|
30
|
25
|
|
2025/06
|
41
|
33
|
19
|
23
|
33
|
30
|
32
|
30
|
21
|
22
|
25
|
27
|
22
|
30
|
30
|
22
|
18
|
24
|
16
|
16
|
15
|
19
|
21
|
19
|
20
|
15
|
14
|
16
|
14
|
18
|
|
|
2025/05
|
53
|
56
|
46
|
42
|
39
|
36
|
35
|
52
|
38
|
25
|
25
|
38
|
39
|
42
|
32
|
18
|
18
|
25
|
26
|
26
|
23
|
31
|
30
|
24
|
36
|
39
|
34
|
31
|
10
|
25
|
40
|
|
2025/04
|
15
|
34
|
47
|
52
|
40
|
50
|
59
|
63
|
62
|
41
|
39
|
35
|
118
|
96
|
91
|
75
|
63
|
57
|
44
|
37
|
36
|
35
|
35
|
32
|
17
|
18
|
30
|
46
|
35
|
47
|
|
|
2025/03
|
76
|
31
|
25
|
23
|
14
|
15
|
22
|
33
|
38
|
39
|
53
|
55
|
42
|
26
|
38
|
12
|
46
|
51
|
43
|
47
|
51
|
50
|
63
|
71
|
63
|
46
|
35
|
49
|
30
|
10
|
10
|
|
2025/02
|
53
|
23
|
16
|
40
|
54
|
46
|
20
|
40
|
39
|
35
|
45
|
40
|
54
|
38
|
44
|
68
|
56
|
51
|
33
|
32
|
26
|
26
|
28
|
36
|
48
|
60
|
71
|
95
|
|||
|
2025/01
|
54
|
59
|
56
|
42
|
49
|
56
|
58
|
54
|
51
|
54
|
45
|
46
|
49
|
51
|
79
|
84
|
56
|
49
|
56
|
50
|
63
|
68
|
59
|
32
|
30
|
28
|
22
|
39
|
70
|
42
|
43
|
|
2024/12
|
51
|
59
|
49
|
37
|
39
|
41
|
41
|
38
|
37
|
30
|
40
|
28
|
29
|
45
|
58
|
54
|
51
|
46
|
53
|
38
|
43
|
64
|
51
|
36
|
34
|
49
|
62
|
81
|
59
|
56
|
61
|
|
2024/11
|
23
|
18
|
31
|
40
|
45
|
44
|
32
|
29
|
36
|
34
|
35
|
30
|
23
|
30
|
34
|
25
|
25
|
24
|
15
|
10
|
14
|
24
|
29
|
27
|
26
|
18
|
29
|
28
|
35
|
41
|
|
|
2024/10
|
17
|
15
|
23
|
22
|
21
|
30
|
27
|
18
|
28
|
37
|
43
|
41
|
33
|
34
|
32
|
28
|
33
|
46
|
44
|
24
|
25
|
31
|
35
|
35
|
35
|
35
|
41
|
23
|
30
|
48
|
28
|
|
2024/09
|
30
|
41
|
38
|
30
|
28
|
16
|
16
|
15
|
17
|
34
|
53
|
46
|
30
|
28
|
27
|
25
|
25
|
24
|
30
|
18
|
17
|
14
|
10
|
14
|
21
|
25
|
24
|
23
|
26
|
25
|
|
|
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