Air Quality
Excellent
No health implications.
3
PM2.5
16
PM10
57
O3
0.5
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
49
Excellent
Sat
23 Nov
45
Excellent
Sun
24 Nov
38
Excellent
Mon
25 Nov
52
Good
Tue
26 Nov
53
Good
Wed
27 Nov
47
Excellent
Air quality in the last 12 months (Sansha)
|
2024/10
|
24
|
31
|
37
|
38
|
36
|
32
|
24
|
44
|
53
|
40
|
28
|
27
|
18
|
19
|
16
|
14
|
16
|
19
|
22
|
21
|
31
|
37
|
36
|
37
|
39
|
32
|
35
|
23
|
19
|
22
|
32
|
|
2024/09
|
12
|
14
|
19
|
29
|
28
|
22
|
29
|
28
|
21
|
17
|
21
|
13
|
19
|
18
|
24
|
18
|
22
|
18
|
16
|
12
|
17
|
15
|
14
|
11
|
23
|
17
|
14
|
16
|
16
|
20
|
|
|
2024/08
|
23
|
21
|
20
|
22
|
24
|
21
|
18
|
19
|
18
|
20
|
22
|
21
|
19
|
16
|
25
|
18
|
19
|
24
|
18
|
14
|
23
|
21
|
18
|
16
|
15
|
16
|
15
|
22
|
28
|
16
|
13
|
|
2024/07
|
20
|
23
|
20
|
14
|
10
|
14
|
11
|
15
|
15
|
13
|
13
|
12
|
19
|
14
|
21
|
14
|
13
|
14
|
17
|
15
|
14
|
11
|
16
|
19
|
19
|
17
|
24
|
24
|
21
|
18
|
23
|
|
2024/06
|
19
|
19
|
15
|
22
|
26
|
22
|
16
|
13
|
21
|
16
|
23
|
22
|
23
|
25
|
30
|
28
|
24
|
19
|
19
|
18
|
16
|
12
|
11
|
14
|
22
|
17
|
16
|
13
|
16
|
22
|
|
|
2024/05
|
32
|
23
|
25
|
30
|
30
|
24
|
20
|
22
|
34
|
42
|
29
|
30
|
24
|
20
|
23
|
34
|
28
|
18
|
21
|
21
|
17
|
16
|
17
|
12
|
15
|
18
|
25
|
24
|
26
|
17
|
15
|
|
2024/04
|
27
|
32
|
28
|
25
|
30
|
44
|
29
|
37
|
31
|
33
|
31
|
29
|
29
|
33
|
38
|
23
|
23
|
26
|
38
|
41
|
35
|
29
|
24
|
24
|
17
|
26
|
29
|
20
|
25
|
29
|
|
|
2024/03
|
21
|
23
|
26
|
25
|
32
|
41
|
32
|
22
|
43
|
46
|
35
|
24
|
39
|
44
|
52
|
43
|
43
|
36
|
38
|
31
|
44
|
47
|
35
|
28
|
26
|
37
|
33
|
31
|
31
|
25
|
24
|
|
2024/02
|
22
|
23
|
21
|
21
|
21
|
24
|
21
|
17
|
17
|
32
|
32
|
40
|
46
|
52
|
52
|
44
|
29
|
70
|
57
|
54
|
37
|
40
|
45
|
47
|
37
|
45
|
40
|
42
|
38
|
||
|
2024/01
|
43
|
37
|
49
|
42
|
35
|
36
|
37
|
37
|
34
|
40
|
44
|
46
|
38
|
30
|
31
|
35
|
32
|
28
|
26
|
26
|
34
|
33
|
19
|
24
|
33
|
40
|
44
|
36
|
39
|
33
|
24
|
|
2023/12
|
43
|
38
|
42
|
42
|
44
|
34
|
28
|
39
|
35
|
26
|
21
|
32
|
27
|
28
|
44
|
60
|
55
|
57
|
54
|
41
|
38
|
38
|
39
|
43
|
45
|
45
|
37
|
32
|
26
|
30
|
54
|
|
2023/11
|
30
|
24
|
24
|
22
|
22
|
30
|
38
|
24
|
27
|
25
|
24
|
22
|
34
|
31
|
30
|
32
|
40
|
58
|
54
|
49
|
37
|
26
|
34
|
43
|
33
|
38
|
51
|
56
|
35
|
45
|
|
|
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