Air Quality
Excellent
No health implications.
14
PM2.5
32
PM10
52
O3
0.2
CO
3
SO2
1
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Mar
50
Excellent
Thu
27 Mar
40
Excellent
Fri
28 Mar
42
Excellent
Sat
29 Mar
50
Excellent
Sun
30 Mar
46
Excellent
Mon
31 Mar
45
Excellent
Tue
1 Apr
28
Excellent
Air quality in the last 12 months (Sansha)
|
2025/02
|
27
|
19
|
23
|
20
|
35
|
35
|
37
|
26
|
46
|
37
|
28
|
18
|
33
|
25
|
17
|
23
|
36
|
55
|
46
|
39
|
36
|
32
|
26
|
23
|
32
|
39
|
31
|
30
|
|||
|
2025/01
|
40
|
39
|
42
|
35
|
46
|
56
|
37
|
40
|
44
|
56
|
41
|
41
|
34
|
18
|
34
|
55
|
55
|
47
|
42
|
42
|
31
|
37
|
32
|
31
|
26
|
24
|
22
|
35
|
46
|
39
|
37
|
|
2024/12
|
31
|
25
|
24
|
21
|
25
|
31
|
44
|
43
|
25
|
22
|
23
|
30
|
22
|
31
|
51
|
41
|
36
|
39
|
43
|
40
|
44
|
44
|
34
|
36
|
26
|
18
|
28
|
49
|
49
|
40
|
43
|
|
2024/11
|
40
|
35
|
20
|
28
|
38
|
42
|
35
|
43
|
43
|
24
|
23
|
31
|
39
|
34
|
22
|
29
|
17
|
28
|
27
|
16
|
19
|
21
|
23
|
20
|
28
|
27
|
28
|
34
|
40
|
37
|
|
|
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
|
|
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