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
2 Dec
Tue
3 Dec
Wed
4 Dec
Thu
5 Dec
Fri
6 Dec
Sat
7 Dec
Sun
8 Dec
Real-time AQI (Monitoring Station in Sanya)
河东子站
2810
PM2.5
25
PM10
87
O3
0.6
CO
3
SO2
3
NO2
河西子站
2912
PM2.5
17
PM10
91
O3
0.4
CO
4
SO2
4
NO2
君悦子站
288
PM2.5
28
PM10
84
O3
0.5
CO
2
SO2
3
NO2
Air quality in the last 12 months (Sanya)
|
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
|
|
2023/11
|
28
|
21
|
23
|
21
|
20
|
18
|
25
|
16
|
19
|
24
|
19
|
16
|
26
|
24
|
25
|
26
|
32
|
50
|
49
|
47
|
38
|
31
|
30
|
35
|
33
|
41
|
43
|
53
|
33
|
31
|
|
|
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