Air Quality
Excellent
No health implications.
9
PM2.5
12
PM10
16
O3
0.2
CO
14
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jul
52
Good
Sun
28 Jul
48
Excellent
Mon
29 Jul
51
Good
Tue
30 Jul
44
Excellent
Wed
31 Jul
45
Excellent
Thu
1 Aug
48
Excellent
Fri
2 Aug
50
Excellent
Air quality in the last 12 months (Dongshan)
|
2024/06
|
20
|
26
|
22
|
24
|
33
|
24
|
37
|
27
|
20
|
19
|
15
|
22
|
22
|
13
|
10
|
11
|
15
|
24
|
19
|
12
|
17
|
14
|
17
|
16
|
18
|
22
|
32
|
29
|
31
|
51
|
|
|
2024/05
|
49
|
52
|
48
|
121
|
115
|
49
|
51
|
60
|
40
|
54
|
21
|
22
|
26
|
25
|
27
|
25
|
42
|
46
|
31
|
32
|
54
|
34
|
18
|
19
|
19
|
28
|
19
|
22
|
23
|
22
|
21
|
|
2024/04
|
27
|
36
|
47
|
37
|
51
|
59
|
36
|
36
|
33
|
93
|
91
|
76
|
86
|
84
|
134
|
49
|
50
|
41
|
27
|
49
|
57
|
57
|
66
|
108
|
76
|
42
|
38
|
33
|
47
|
65
|
|
|
2024/03
|
25
|
27
|
30
|
34
|
38
|
44
|
40
|
27
|
28
|
48
|
45
|
40
|
56
|
59
|
41
|
29
|
35
|
36
|
44
|
39
|
40
|
58
|
42
|
37
|
44
|
52
|
52
|
251
|
181
|
40
|
29
|
|
2024/02
|
30
|
43
|
38
|
46
|
79
|
90
|
53
|
52
|
87
|
100
|
76
|
70
|
77
|
33
|
42
|
47
|
42
|
60
|
31
|
34
|
31
|
28
|
35
|
54
|
75
|
52
|
53
|
43
|
52
|
||
|
2024/01
|
68
|
66
|
92
|
90
|
53
|
50
|
36
|
40
|
43
|
53
|
46
|
63
|
63
|
44
|
26
|
41
|
74
|
36
|
38
|
32
|
27
|
26
|
25
|
38
|
40
|
67
|
107
|
85
|
114
|
54
|
46
|
|
2023/12
|
46
|
67
|
68
|
47
|
67
|
56
|
45
|
48
|
36
|
34
|
36
|
62
|
29
|
37
|
28
|
25
|
29
|
34
|
39
|
27
|
33
|
52
|
82
|
102
|
75
|
41
|
50
|
72
|
84
|
37
|
37
|
|
2023/11
|
37
|
29
|
36
|
38
|
50
|
43
|
35
|
49
|
55
|
37
|
27
|
24
|
29
|
49
|
76
|
54
|
30
|
28
|
35
|
38
|
53
|
34
|
40
|
26
|
30
|
49
|
74
|
45
|
38
|
29
|
|
|
2023/10
|
25
|
32
|
46
|
28
|
35
|
40
|
39
|
58
|
53
|
51
|
51
|
44
|
51
|
76
|
47
|
32
|
34
|
61
|
38
|
34
|
27
|
30
|
48
|
75
|
71
|
45
|
40
|
75
|
75
|
90
|
53
|
|
2023/09
|
15
|
26
|
33
|
29
|
31
|
40
|
37
|
31
|
32
|
54
|
27
|
19
|
32
|
49
|
50
|
39
|
68
|
38
|
21
|
33
|
41
|
32
|
37
|
59
|
50
|
30
|
34
|
25
|
31
|
33
|
|
|
2023/08
|
22
|
25
|
15
|
17
|
15
|
22
|
20
|
11
|
14
|
24
|
18
|
13
|
14
|
15
|
21
|
27
|
32
|
26
|
25
|
36
|
47
|
23
|
28
|
35
|
31
|
19
|
20
|
30
|
23
|
16
|
16
|
|
2023/07
|
27
|
25
|
27
|
31
|
26
|
22
|
27
|
36
|
52
|
27
|
30
|
34
|
45
|
35
|
16
|
14
|
13
|
20
|
24
|
32
|
36
|
22
|
15
|
18
|
23
|
42
|
29
|
25
|
22
|
19
|
20
|
|
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