Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
Mon
23 Dec
Tue
24 Dec
Wed
25 Dec
Thu
26 Dec
Fri
27 Dec
Sat
28 Dec
Real-time AQI (Monitoring Station in Sanya)
河东子站
4523
PM2.5
45
PM10
118
O3
0.4
CO
3
SO2
9
NO2
河西子站
3624
PM2.5
36
PM10
112
O3
0.4
CO
3
SO2
12
NO2
君悦子站
5325
PM2.5
56 *
PM10
107
O3
0.5
CO
3
SO2
11
NO2
Air quality in the last 12 months (Sanya)
|
2024/11
|
33
|
37
|
16
|
14
|
32
|
35
|
29
|
42
|
42
|
32
|
22
|
24
|
33
|
29
|
23
|
26
|
23
|
20
|
24
|
11
|
14
|
17
|
17
|
14
|
22
|
23
|
22
|
33
|
39
|
35
|
|
|
2024/10
|
17
|
29
|
32
|
38
|
37
|
30
|
16
|
42
|
53
|
43
|
29
|
29
|
25
|
17
|
13
|
12
|
12
|
14
|
16
|
19
|
21
|
27
|
34
|
30
|
35
|
25
|
23
|
14
|
9
|
8
|
25
|
|
2024/09
|
12
|
14
|
15
|
20
|
26
|
17
|
28
|
26
|
24
|
17
|
15
|
15
|
16
|
12
|
17
|
18
|
17
|
17
|
11
|
12
|
17
|
12
|
10
|
11
|
16
|
14
|
15
|
14
|
13
|
12
|
|
|
2024/08
|
20
|
18
|
17
|
18
|
20
|
19
|
17
|
17
|
18
|
20
|
23
|
21
|
17
|
15
|
20
|
18
|
18
|
23
|
21
|
18
|
25
|
22
|
18
|
16
|
17
|
17
|
16
|
19
|
22
|
18
|
15
|
|
2024/07
|
20
|
21
|
18
|
13
|
10
|
13
|
12
|
15
|
19
|
17
|
15
|
12
|
17
|
13
|
20
|
15
|
12
|
15
|
15
|
14
|
15
|
12
|
18
|
23
|
20
|
22
|
21
|
21
|
16
|
17
|
21
|
|
2024/06
|
15
|
19
|
17
|
23
|
27
|
20
|
22
|
15
|
22
|
19
|
24
|
22
|
23
|
23
|
31
|
29
|
25
|
23
|
22
|
22
|
18
|
10
|
10
|
16
|
21
|
15
|
14
|
14
|
16
|
22
|
|
|
2024/05
|
28
|
19
|
18
|
22
|
26
|
24
|
18
|
19
|
28
|
25
|
24
|
24
|
21
|
14
|
16
|
24
|
22
|
14
|
16
|
18
|
15
|
12
|
15
|
17
|
14
|
20
|
24
|
22
|
26
|
20
|
15
|
|
2024/04
|
24
|
28
|
28
|
27
|
23
|
27
|
27
|
23
|
33
|
32
|
30
|
35
|
30
|
29
|
26
|
23
|
25
|
23
|
26
|
26
|
27
|
23
|
23
|
23
|
19
|
28
|
34
|
28
|
24
|
24
|
|
|
2024/03
|
17
|
11
|
15
|
26
|
37
|
45
|
34
|
12
|
34
|
39
|
39
|
24
|
24
|
34
|
43
|
35
|
27
|
30
|
27
|
19
|
37
|
45
|
35
|
31
|
31
|
32
|
37
|
28
|
26
|
22
|
25
|
|
2024/02
|
22
|
21
|
20
|
19
|
18
|
19
|
20
|
20
|
19
|
29
|
28
|
37
|
40
|
37
|
31
|
30
|
28
|
20
|
27
|
41
|
27
|
30
|
34
|
25
|
24
|
27
|
22
|
24
|
25
|
||
|
2024/01
|
36
|
35
|
38
|
38
|
34
|
33
|
30
|
33
|
34
|
34
|
37
|
39
|
37
|
31
|
30
|
35
|
35
|
29
|
29
|
25
|
32
|
29
|
17
|
19
|
25
|
29
|
29
|
28
|
29
|
25
|
23
|
|
2023/12
|
28
|
25
|
27
|
26
|
30
|
30
|
25
|
33
|
29
|
23
|
19
|
21
|
23
|
23
|
20
|
21
|
18
|
22
|
23
|
20
|
22
|
21
|
25
|
37
|
36
|
33
|
27
|
32
|
25
|
22
|
33
|
|
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
*: primary pollution