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
11 May
Mon
12 May
Tue
13 May
Wed
14 May
Thu
15 May
Fri
16 May
Sat
17 May
Real-time AQI (Monitoring Station in Sanya)
河东子站
1812
PM2.5
18
PM10
32
O3
0.5
CO
3
SO2
20
NO2
河西子站
2111
PM2.5
21
PM10
28
O3
0.3
CO
2
SO2
11
NO2
君悦子站
2611
PM2.5
26
PM10
27
O3
0.1
CO
2
SO2
11
NO2
Air quality in the last 12 months (Sanya)
|
2025/02
|
23
|
17
|
20
|
16
|
23
|
32
|
32
|
16
|
35
|
38
|
25
|
19
|
27
|
16
|
11
|
14
|
22
|
38
|
48
|
36
|
37
|
23
|
16
|
16
|
19
|
29
|
32
|
27
|
|||
|
2025/01
|
49
|
43
|
44
|
44
|
48
|
56
|
44
|
40
|
43
|
59
|
44
|
49
|
38
|
19
|
23
|
53
|
56
|
48
|
44
|
44
|
38
|
35
|
36
|
30
|
25
|
23
|
21
|
37
|
44
|
37
|
30
|
|
2024/12
|
36
|
30
|
28
|
27
|
30
|
34
|
39
|
42
|
26
|
28
|
19
|
23
|
16
|
26
|
49
|
41
|
37
|
39
|
45
|
43
|
43
|
43
|
28
|
38
|
31
|
17
|
18
|
41
|
53
|
40
|
39
|
|
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
|
|
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