Air Quality
Excellent
No health implications.
17
PM2.5
18
PM10
58
O3
0.9
CO
13
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Dec
57
Good
Tue
24 Dec
60
Good
Wed
25 Dec
56
Good
Thu
26 Dec
54
Good
Fri
27 Dec
50
Excellent
Sat
28 Dec
48
Excellent
Sun
29 Dec
59
Good
Air quality in the last 12 months (Dongshan)
|
2024/11
|
70
|
35
|
46
|
35
|
38
|
24
|
56
|
102
|
62
|
51
|
55
|
39
|
65
|
106
|
54
|
39
|
23
|
25
|
59
|
94
|
57
|
27
|
40
|
50
|
63
|
22
|
31
|
35
|
47
|
21
|
|
|
2024/10
|
49
|
35
|
48
|
48
|
56
|
39
|
54
|
61
|
66
|
56
|
39
|
32
|
54
|
57
|
31
|
37
|
51
|
50
|
31
|
51
|
44
|
32
|
27
|
41
|
49
|
54
|
49
|
61
|
78
|
55
|
75
|
|
2024/09
|
22
|
30
|
26
|
25
|
30
|
30
|
33
|
29
|
49
|
30
|
31
|
33
|
39
|
50
|
36
|
49
|
32
|
41
|
47
|
28
|
38
|
42
|
53
|
64
|
30
|
31
|
40
|
37
|
49
|
32
|
|
|
2024/08
|
19
|
21
|
29
|
22
|
20
|
29
|
26
|
24
|
25
|
26
|
24
|
25
|
20
|
24
|
38
|
43
|
38
|
21
|
24
|
35
|
31
|
21
|
30
|
27
|
23
|
27
|
27
|
23
|
28
|
19
|
26
|
|
2024/07
|
70
|
43
|
63
|
53
|
48
|
77
|
70
|
79
|
76
|
50
|
63
|
85
|
51
|
58
|
61
|
59
|
38
|
26
|
30
|
34
|
29
|
23
|
22
|
22
|
28
|
24
|
18
|
22
|
19
|
21
|
21
|
|
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
|
|
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